diff --git a/package-lock.json b/package-lock.json
index 36c04a040..41c2fb5f1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2167,14 +2167,14 @@
       }
     },
     "@rsksmart/rsk-contract-metadata": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/@rsksmart/rsk-contract-metadata/-/rsk-contract-metadata-1.0.0.tgz",
-      "integrity": "sha512-3bb4+h5u7l61/eGgn7wndOnVCy0oUnhV6+x2bUFa62hT8Vm/JJ/A+YdfkudUhXe3hJFmqrp9CLWi/DfQR6tLfw=="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@rsksmart/rsk-contract-metadata/-/rsk-contract-metadata-1.0.2.tgz",
+      "integrity": "sha512-rlS9hEJit9g/ytdIoprKR/OYYX9P1pVIy0FPU3m1CqghaR9JvoTJFGUvqEA8AIqemLdrZbYRc22BB8Yw+ifSfA=="
     },
     "@rsksmart/rsk-testnet-contract-metadata": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/@rsksmart/rsk-testnet-contract-metadata/-/rsk-testnet-contract-metadata-1.0.0.tgz",
-      "integrity": "sha512-XWU824DvAMlxGNuBaVaCHxcc8eDHnbwrnYVG0hUNWgIZIYJOT9zwB0f1sSVEVgbryjvFy82H1Ay92k3XXUqZVQ=="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@rsksmart/rsk-testnet-contract-metadata/-/rsk-testnet-contract-metadata-1.0.2.tgz",
+      "integrity": "sha512-REE5AO9DL105YxTUz0iWfmmGXSS/gNny/u2lYx+YZ0aGviQPybv5R9YPk46z6JsERqKsellMbdbys5fbaS+NDw=="
     },
     "@sentry/cli": {
       "version": "1.52.0",
@@ -3381,14 +3381,6 @@
       "integrity": "sha512-//oorEZjL6sbPcKUaCdIGlIUeH26mgzimjBB77G6XRgnDl/L5wOnpyBGRe/Mmf5CVW3PwEBE1NjiMZ/ssFh4wA==",
       "dev": true
     },
-    "@types/pbkdf2": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/@types/pbkdf2/-/pbkdf2-3.1.0.tgz",
-      "integrity": "sha512-Cf63Rv7jCQ0LaL8tNXmEyqTHuIJxRdlS5vMh1mj5voN4+QFhVZnlZruezqpWYDiJ8UTzhP0VmeLXCmBk66YrMQ==",
-      "requires": {
-        "@types/node": "*"
-      }
-    },
     "@types/prop-types": {
       "version": "15.7.3",
       "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.3.tgz",
@@ -3454,14 +3446,6 @@
         "@types/react": "*"
       }
     },
-    "@types/secp256k1": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/@types/secp256k1/-/secp256k1-4.0.1.tgz",
-      "integrity": "sha512-+ZjSA8ELlOp8SlKi0YLB2tz9d5iPNEmOBd+8Rz21wTMdaXQIa9b6TEnD6l5qKOCypE7FSyPyck12qZJxSDNoog==",
-      "requires": {
-        "@types/node": "*"
-      }
-    },
     "@types/stack-utils": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/@types/stack-utils/-/stack-utils-1.0.1.tgz",
@@ -4517,6 +4501,7 @@
       "version": "6.12.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.0.tgz",
       "integrity": "sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==",
+      "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
@@ -4527,7 +4512,8 @@
         "fast-deep-equal": {
           "version": "3.1.1",
           "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.1.tgz",
-          "integrity": "sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA=="
+          "integrity": "sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA==",
+          "dev": true
         }
       }
     },
@@ -5037,6 +5023,7 @@
       "version": "0.2.4",
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
       "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "dev": true,
       "requires": {
         "safer-buffer": "~2.1.0"
       }
@@ -5079,7 +5066,8 @@
     "assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
-      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+      "dev": true
     },
     "assertion-error": {
       "version": "1.1.0",
@@ -5147,7 +5135,8 @@
     "async-limiter": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
-      "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ=="
+      "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==",
+      "dev": true
     },
     "async-reduce": {
       "version": "0.0.1",
@@ -5225,7 +5214,8 @@
     "asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
+      "dev": true
     },
     "atob": {
       "version": "2.1.2",
@@ -5305,12 +5295,14 @@
     "aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
-      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
+      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg=",
+      "dev": true
     },
     "aws4": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.1.tgz",
-      "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug=="
+      "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug==",
+      "dev": true
     },
     "axios": {
       "version": "0.18.1",
@@ -6381,14 +6373,6 @@
       "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc=",
       "dev": true
     },
-    "backoff": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/backoff/-/backoff-2.5.0.tgz",
-      "integrity": "sha1-9hbtqdPktmuMp/ynn2lXIsX44m8=",
-      "requires": {
-        "precond": "0.2"
-      }
-    },
     "bail": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/bail/-/bail-1.0.5.tgz",
@@ -6501,6 +6485,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
       "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
+      "dev": true,
       "requires": {
         "tweetnacl": "^0.14.3"
       },
@@ -6508,7 +6493,8 @@
         "tweetnacl": {
           "version": "0.14.5",
           "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-          "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+          "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+          "dev": true
         }
       }
     },
@@ -6587,11 +6573,6 @@
         "safe-buffer": "^5.1.1"
       }
     },
-    "blakejs": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/blakejs/-/blakejs-1.1.0.tgz",
-      "integrity": "sha1-ad+S75U6qIylGjLfarHFShVfx6U="
-    },
     "blob": {
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/blob/-/blob-0.0.5.tgz",
@@ -7444,7 +7425,8 @@
     "caseless": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
-      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
+      "dev": true
     },
     "catharsis": {
       "version": "0.8.11",
@@ -8368,6 +8350,7 @@
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
       "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dev": true,
       "requires": {
         "delayed-stream": "~1.0.0"
       }
@@ -8761,7 +8744,8 @@
     },
     "create-react-class": {
       "version": "15.6.3",
-      "resolved": "",
+      "resolved": "https://registry.npmjs.org/create-react-class/-/create-react-class-15.6.3.tgz",
+      "integrity": "sha512-M+/3Q6E6DLO6Yx3OwrWjwHBnvfXXYA7W+dFjt/ZDBemHO1DDZhsalX/NUtnTYclN6GfnBDRh4qRHjcDHmlJBJg==",
       "requires": {
         "fbjs": "^0.8.9",
         "loose-envify": "^1.3.1",
@@ -9186,6 +9170,7 @@
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
       "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
+      "dev": true,
       "requires": {
         "assert-plus": "^1.0.0"
       }
@@ -9585,7 +9570,8 @@
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "dev": true
     },
     "delegate": {
       "version": "3.2.0",
@@ -10394,6 +10380,7 @@
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
       "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
+      "dev": true,
       "requires": {
         "jsbn": "~0.1.0",
         "safer-buffer": "^2.1.0"
@@ -12127,49 +12114,6 @@
       "resolved": "https://registry.npmjs.org/ethereum-common/-/ethereum-common-0.2.0.tgz",
       "integrity": "sha512-XOnAR/3rntJgbCdGhqdaLIxDLWKLmsZOGhHdBKadEr6gEnJLH52k93Ou+TUdFaPN3hJc3isBZBal3U/XZ15abA=="
     },
-    "ethereum-cryptography": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/ethereum-cryptography/-/ethereum-cryptography-0.1.3.tgz",
-      "integrity": "sha512-w8/4x1SGGzc+tO97TASLja6SLd3fRIK2tLVcV2Gx4IB21hE19atll5Cq9o3d0ZmAYC/8aw0ipieTSiekAea4SQ==",
-      "requires": {
-        "@types/pbkdf2": "^3.0.0",
-        "@types/secp256k1": "^4.0.1",
-        "blakejs": "^1.1.0",
-        "browserify-aes": "^1.2.0",
-        "bs58check": "^2.1.2",
-        "create-hash": "^1.2.0",
-        "create-hmac": "^1.1.7",
-        "hash.js": "^1.1.7",
-        "keccak": "^3.0.0",
-        "pbkdf2": "^3.0.17",
-        "randombytes": "^2.1.0",
-        "safe-buffer": "^5.1.2",
-        "scrypt-js": "^3.0.0",
-        "secp256k1": "^4.0.1",
-        "setimmediate": "^1.0.5"
-      },
-      "dependencies": {
-        "keccak": {
-          "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/keccak/-/keccak-3.0.1.tgz",
-          "integrity": "sha512-epq90L9jlFWCW7+pQa6JOnKn2Xgl2mtI664seYR6MHskvI9agt7AnDqmAlp9TqU4/caMYbA08Hi5DMZAl5zdkA==",
-          "requires": {
-            "node-addon-api": "^2.0.0",
-            "node-gyp-build": "^4.2.0"
-          }
-        },
-        "secp256k1": {
-          "version": "4.0.2",
-          "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-4.0.2.tgz",
-          "integrity": "sha512-UDar4sKvWAksIlfX3xIaQReADn+WFnHvbVujpcbr+9Sf/69odMwy2MUsz5CKLQgX9nsIyrjuxL2imVyoNHa3fg==",
-          "requires": {
-            "elliptic": "^6.5.2",
-            "node-addon-api": "^2.0.0",
-            "node-gyp-build": "^4.2.0"
-          }
-        }
-      }
-    },
     "ethereum-ens-network-map": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/ethereum-ens-network-map/-/ethereum-ens-network-map-1.0.2.tgz",
@@ -13193,7 +13137,8 @@
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
-      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
+      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
+      "dev": true
     },
     "eyes": {
       "version": "0.1.8",
@@ -13300,7 +13245,8 @@
     "fast-json-stable-stringify": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz",
-      "integrity": "sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw=="
+      "integrity": "sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw==",
+      "dev": true
     },
     "fast-levenshtein": {
       "version": "2.0.6",
@@ -13885,7 +13831,8 @@
     "forever-agent": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
-      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE="
+      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=",
+      "dev": true
     },
     "fork-ts-checker-webpack-plugin": {
       "version": "1.5.0",
@@ -13959,6 +13906,7 @@
       "version": "2.3.3",
       "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
       "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
+      "dev": true,
       "requires": {
         "asynckit": "^0.4.0",
         "combined-stream": "^1.0.6",
@@ -14803,6 +14751,19 @@
             "@babel/types": "^7.0.0"
           }
         },
+        "@babel/helper-module-imports": {
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/@babel/helper-module-imports/-/helper-module-imports-7.0.0.tgz",
+          "integrity": "sha512-aP/hlLq01DWNEiDg4Jn23i+CXxW/owM4WpDLFUbpjxe4NS3BhLVZQ5i7E0ZrxuQ/vwekIeciyamgB1UIYxxM6A==",
+          "requires": {
+            "@babel/types": "^7.0.0"
+          }
+        },
+        "@babel/helper-plugin-utils": {
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/@babel/helper-plugin-utils/-/helper-plugin-utils-7.0.0.tgz",
+          "integrity": "sha512-CYAOUCARwExnEixLdB6sDm2dIJ/YgEAKDM1MOeMeZu9Ld/bDgVo8aiWrXwcY7OBh+1Ea2uUcVRcxKk0GJvW7QA=="
+        },
         "@babel/helper-split-export-declaration": {
           "version": "7.4.4",
           "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.4.4.tgz",
@@ -14877,6 +14838,25 @@
             "@babel/helper-plugin-utils": "^7.0.0"
           }
         },
+        "@babel/plugin-transform-runtime": {
+          "version": "7.6.2",
+          "resolved": "https://registry.npmjs.org/@babel/plugin-transform-runtime/-/plugin-transform-runtime-7.6.2.tgz",
+          "integrity": "sha512-cqULw/QB4yl73cS5Y0TZlQSjDvNkzDbu0FurTZyHlJpWE5T3PCMdnyV+xXoH1opr1ldyHODe3QAX3OMAii5NxA==",
+          "requires": {
+            "@babel/helper-module-imports": "^7.0.0",
+            "@babel/helper-plugin-utils": "^7.0.0",
+            "resolve": "^1.8.1",
+            "semver": "^5.5.1"
+          }
+        },
+        "@babel/runtime": {
+          "version": "7.6.3",
+          "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.6.3.tgz",
+          "integrity": "sha512-kq6anf9JGjW8Nt5rYfEuGRaEAaH1mkv3Bbu6rYvLOpPh/RusSJXuKPEAoZ7L7gybZkchE8+NV5g9vKF4AGAtsA==",
+          "requires": {
+            "regenerator-runtime": "^0.13.2"
+          }
+        },
         "@babel/template": {
           "version": "7.4.4",
           "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.4.tgz",
@@ -14923,6 +14903,16 @@
             }
           }
         },
+        "@babel/types": {
+          "version": "7.5.5",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.5.tgz",
+          "integrity": "sha512-s63F9nJioLqOlW3UkyMd+BYhXt44YuaFm/VV0VwuteqjYwRrObkU7ra9pY4wAJR3oXi8hJrMcrcJdO/HH33vtw==",
+          "requires": {
+            "esutils": "^2.0.2",
+            "lodash": "^4.17.13",
+            "to-fast-properties": "^2.0.0"
+          }
+        },
         "@cnakazawa/watch": {
           "version": "1.0.3",
           "resolved": "https://registry.npmjs.org/@cnakazawa/watch/-/watch-1.0.3.tgz",
@@ -15457,6 +15447,17 @@
           "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-0.2.4.tgz",
           "integrity": "sha1-lLiBq3FyhtAV+iGeCPtmcJ3aWj0="
         },
+        "ajv": {
+          "version": "6.10.2",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
+          "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+          "requires": {
+            "fast-deep-equal": "^2.0.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
         "ansi-escapes": {
           "version": "3.2.0",
           "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.2.0.tgz",
@@ -15539,6 +15540,19 @@
           "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
           "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg="
         },
+        "asn1": {
+          "version": "0.2.4",
+          "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+          "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+          "requires": {
+            "safer-buffer": "~2.1.0"
+          }
+        },
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+        },
         "assign-symbols": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/assign-symbols/-/assign-symbols-1.0.0.tgz",
@@ -15565,6 +15579,16 @@
             "async": "^2.4.0"
           }
         },
+        "async-limiter": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
+          "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ=="
+        },
+        "asynckit": {
+          "version": "0.4.0",
+          "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+          "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+        },
         "atob": {
           "version": "2.1.2",
           "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
@@ -15575,6 +15599,16 @@
           "resolved": "https://registry.npmjs.org/await-semaphore/-/await-semaphore-0.1.3.tgz",
           "integrity": "sha512-d1W2aNSYcz/sxYO4pMGX9vq65qOTu0P800epMud+6cYYX0QcT7zyqcxec3VWzpgvdXo57UWmVbZpLMjX2m1I7Q=="
         },
+        "aws-sign2": {
+          "version": "0.7.0",
+          "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
+          "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
+        },
+        "aws4": {
+          "version": "1.8.0",
+          "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
+          "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ=="
+        },
         "babel-jest": {
           "version": "24.9.0",
           "resolved": "https://registry.npmjs.org/babel-jest/-/babel-jest-24.9.0.tgz",
@@ -15691,6 +15725,14 @@
             "underscore": ">=1.8.3"
           }
         },
+        "backoff": {
+          "version": "2.5.0",
+          "resolved": "https://registry.npmjs.org/backoff/-/backoff-2.5.0.tgz",
+          "integrity": "sha1-9hbtqdPktmuMp/ynn2lXIsX44m8=",
+          "requires": {
+            "precond": "0.2"
+          }
+        },
         "balanced-match": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
@@ -15756,6 +15798,21 @@
           "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.1.tgz",
           "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g=="
         },
+        "bcrypt-pbkdf": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+          "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
+          "requires": {
+            "tweetnacl": "^0.14.3"
+          },
+          "dependencies": {
+            "tweetnacl": {
+              "version": "0.14.5",
+              "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+              "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+            }
+          }
+        },
         "bignumber.js": {
           "version": "git+https://github.com/frozeman/bignumber.js-nolookahead.git#57692b3ecfc98bbdd6b3a516cb2353652ea49934",
           "from": "git+https://github.com/frozeman/bignumber.js-nolookahead.git"
@@ -15990,6 +16047,11 @@
             "rsvp": "^4.8.4"
           }
         },
+        "caseless": {
+          "version": "0.12.0",
+          "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+          "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
+        },
         "chalk": {
           "version": "1.1.3",
           "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
@@ -16165,6 +16227,14 @@
           "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
           "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
         },
+        "combined-stream": {
+          "version": "1.0.8",
+          "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+          "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+          "requires": {
+            "delayed-stream": "~1.0.0"
+          }
+        },
         "commander": {
           "version": "2.20.0",
           "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.0.tgz",
@@ -16251,6 +16321,22 @@
             "sha.js": "^2.4.8"
           }
         },
+        "cross-fetch": {
+          "version": "2.2.3",
+          "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-2.2.3.tgz",
+          "integrity": "sha512-PrWWNH3yL2NYIb/7WF/5vFG3DCQiXDOVf8k3ijatbrtnwNuhMWLC7YF7uqf53tbTFDzHIUD8oITw4Bxt8ST3Nw==",
+          "requires": {
+            "node-fetch": "2.1.2",
+            "whatwg-fetch": "2.0.4"
+          },
+          "dependencies": {
+            "node-fetch": {
+              "version": "2.1.2",
+              "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.1.2.tgz",
+              "integrity": "sha1-q4hOjn5X44qUR1POxwb3iNF2i7U="
+            }
+          }
+        },
         "cross-spawn": {
           "version": "6.0.5",
           "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -16281,6 +16367,14 @@
             "cssom": "0.3.x"
           }
         },
+        "dashdash": {
+          "version": "1.14.1",
+          "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
+          "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
+          "requires": {
+            "assert-plus": "^1.0.0"
+          }
+        },
         "data-urls": {
           "version": "1.1.0",
           "resolved": "https://registry.npmjs.org/data-urls/-/data-urls-1.1.0.tgz",
@@ -16354,6 +16448,21 @@
             "abstract-leveldown": "~2.6.0"
           }
         },
+        "define-properties": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
+          "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
+          "requires": {
+            "object-keys": "^1.0.12"
+          },
+          "dependencies": {
+            "object-keys": {
+              "version": "1.1.1",
+              "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
+              "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+            }
+          }
+        },
         "define-property": {
           "version": "2.0.2",
           "resolved": "https://registry.npmjs.org/define-property/-/define-property-2.0.2.tgz",
@@ -16396,6 +16505,11 @@
           "resolved": "https://registry.npmjs.org/defined/-/defined-1.0.0.tgz",
           "integrity": "sha1-yY2bzvdWdBiOEQlpFRGZ45sfppM="
         },
+        "delayed-stream": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+          "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+        },
         "detect-newline": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/detect-newline/-/detect-newline-2.1.0.tgz",
@@ -16411,6 +16525,11 @@
           "resolved": "https://registry.npmjs.org/diff-sequences/-/diff-sequences-24.9.0.tgz",
           "integrity": "sha512-Dj6Wk3tWyTE+Fo1rW8v0Xhwk80um6yFYKbuAxc9c3EZxIHFDYwbi34Uk42u1CdnIiVorvt4RmlSDjIPyzGC2ew=="
         },
+        "dom-walk": {
+          "version": "0.1.1",
+          "resolved": "https://registry.npmjs.org/dom-walk/-/dom-walk-0.1.1.tgz",
+          "integrity": "sha1-ZyIm3HTI95mtNTB9+TaroRrNYBg="
+        },
         "domexception": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/domexception/-/domexception-1.0.1.tgz",
@@ -16429,6 +16548,15 @@
             "create-hmac": "^1.1.4"
           }
         },
+        "ecc-jsbn": {
+          "version": "0.1.2",
+          "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
+          "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
+          "requires": {
+            "jsbn": "~0.1.0",
+            "safer-buffer": "^2.1.0"
+          }
+        },
         "elegant-spinner": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/elegant-spinner/-/elegant-spinner-1.0.1.tgz",
@@ -16485,6 +16613,36 @@
             "is-arrayish": "^0.2.1"
           }
         },
+        "es-abstract": {
+          "version": "1.13.0",
+          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.13.0.tgz",
+          "integrity": "sha512-vDZfg/ykNxQVwup/8E1BZhVzFfBxs9NqMzGcvIJrqg5k2/5Za2bWo40dK2J1pgLngZ7c+Shh8lwYtLGyrwPutg==",
+          "requires": {
+            "es-to-primitive": "^1.2.0",
+            "function-bind": "^1.1.1",
+            "has": "^1.0.3",
+            "is-callable": "^1.1.4",
+            "is-regex": "^1.0.4",
+            "object-keys": "^1.0.12"
+          },
+          "dependencies": {
+            "object-keys": {
+              "version": "1.1.1",
+              "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
+              "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+            }
+          }
+        },
+        "es-to-primitive": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.0.tgz",
+          "integrity": "sha512-qZryBOJjV//LaxLTV6UC//WewneB3LcXOL9NP++ozKVXsIIIpm/2c13UDiD9Jp2eThsecw9m3jPqDwTyobcdbg==",
+          "requires": {
+            "is-callable": "^1.1.4",
+            "is-date-object": "^1.0.1",
+            "is-symbol": "^1.0.2"
+          }
+        },
         "escape-string-regexp": {
           "version": "1.0.5",
           "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -16520,6 +16678,24 @@
           "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.3.0.tgz",
           "integrity": "sha512-39nnKffWz8xN1BU/2c79n9nB9HDzo0niYUqx6xyqUnyoAnQyyWpOTdZEeiCch8BBu515t4wp9ZmgVfVhn9EBpw=="
         },
+        "esutils": {
+          "version": "2.0.3",
+          "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
+          "integrity": "sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g=="
+        },
+        "eth-block-tracker": {
+          "version": "4.4.3",
+          "resolved": "https://registry.npmjs.org/eth-block-tracker/-/eth-block-tracker-4.4.3.tgz",
+          "integrity": "sha512-A8tG4Z4iNg4mw5tP1Vung9N9IjgMNqpiMoJ/FouSFwNCGHv2X0mmOYwtQOJzki6XN7r7Tyo01S29p7b224I4jw==",
+          "requires": {
+            "@babel/plugin-transform-runtime": "^7.5.5",
+            "@babel/runtime": "^7.5.5",
+            "eth-query": "^2.1.0",
+            "json-rpc-random-id": "^1.0.1",
+            "pify": "^3.0.0",
+            "safe-event-emitter": "^1.0.1"
+          }
+        },
         "eth-contract-metadata": {
           "version": "1.11.0",
           "resolved": "https://registry.npmjs.org/eth-contract-metadata/-/eth-contract-metadata-1.11.0.tgz",
@@ -16623,6 +16799,19 @@
             "fast-safe-stringify": "^2.0.6"
           }
         },
+        "eth-json-rpc-filters": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/eth-json-rpc-filters/-/eth-json-rpc-filters-4.1.1.tgz",
+          "integrity": "sha512-GkXb2h6STznD+AmMzblwXgm1JMvjdK9PTIXG7BvIkTlXQ9g0QOxuU1iQRYHoslF9S30BYBSoLSisAYPdLggW+A==",
+          "requires": {
+            "await-semaphore": "^0.1.3",
+            "eth-json-rpc-middleware": "^4.1.4",
+            "eth-query": "^2.1.2",
+            "json-rpc-engine": "^5.1.3",
+            "lodash.flatmap": "^4.5.0",
+            "safe-event-emitter": "^1.0.1"
+          }
+        },
         "eth-json-rpc-infura": {
           "version": "4.1.0",
           "resolved": "https://registry.npmjs.org/eth-json-rpc-infura/-/eth-json-rpc-infura-4.1.0.tgz",
@@ -17438,6 +17627,11 @@
             }
           }
         },
+        "extend": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
+        },
         "extend-shallow": {
           "version": "3.0.2",
           "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-3.0.2.tgz",
@@ -17516,6 +17710,11 @@
             }
           }
         },
+        "extsprintf": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
+          "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
+        },
         "fake-merkle-patricia-tree": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/fake-merkle-patricia-tree/-/fake-merkle-patricia-tree-1.0.1.tgz",
@@ -17524,6 +17723,16 @@
             "checkpoint-store": "^1.1.0"
           }
         },
+        "fast-deep-equal": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
+          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk="
+        },
+        "fast-json-stable-stringify": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
+          "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
+        },
         "fast-levenshtein": {
           "version": "2.0.6",
           "resolved": "https://registry.npmjs.org/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz",
@@ -17610,11 +17819,34 @@
             "locate-path": "^3.0.0"
           }
         },
+        "for-each": {
+          "version": "0.3.3",
+          "resolved": "https://registry.npmjs.org/for-each/-/for-each-0.3.3.tgz",
+          "integrity": "sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==",
+          "requires": {
+            "is-callable": "^1.1.3"
+          }
+        },
         "for-in": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
           "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA="
         },
+        "forever-agent": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
+          "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE="
+        },
+        "form-data": {
+          "version": "2.3.3",
+          "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
+          "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
+          "requires": {
+            "asynckit": "^0.4.0",
+            "combined-stream": "^1.0.6",
+            "mime-types": "^2.1.12"
+          }
+        },
         "fragment-cache": {
           "version": "0.2.1",
           "resolved": "https://registry.npmjs.org/fragment-cache/-/fragment-cache-0.2.1.tgz",
@@ -18185,6 +18417,11 @@
             }
           }
         },
+        "function-bind": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
+          "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
+        },
         "functional-red-black-tree": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz",
@@ -18213,6 +18450,14 @@
           "resolved": "https://registry.npmjs.org/get-value/-/get-value-2.0.6.tgz",
           "integrity": "sha1-3BXKHGcjh8p2vTesCjlbogQqLCg="
         },
+        "getpass": {
+          "version": "0.1.7",
+          "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
+          "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
+          "requires": {
+            "assert-plus": "^1.0.0"
+          }
+        },
         "glob": {
           "version": "7.1.4",
           "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
@@ -18231,6 +18476,15 @@
           "resolved": "https://registry.npmjs.org/glob-to-regexp/-/glob-to-regexp-0.4.1.tgz",
           "integrity": "sha512-lkX1HJXwyMcprw/5YUZc2s7DrpAiHB21/V+E1rHUrVNokkvB6bqMzT0VfV6/86ZNabt1k14YOIaT7nDvOX3Iiw=="
         },
+        "global": {
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/global/-/global-4.3.2.tgz",
+          "integrity": "sha1-52mJJopsdMOJCLEwWxD8DjlOnQ8=",
+          "requires": {
+            "min-document": "^2.19.0",
+            "process": "~0.5.1"
+          }
+        },
         "graceful-fs": {
           "version": "4.2.2",
           "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.2.tgz",
@@ -18259,6 +18513,28 @@
             }
           }
         },
+        "har-schema": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
+          "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI="
+        },
+        "har-validator": {
+          "version": "5.1.3",
+          "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
+          "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
+          "requires": {
+            "ajv": "^6.5.5",
+            "har-schema": "^2.0.0"
+          }
+        },
+        "has": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
+          "integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
+          "requires": {
+            "function-bind": "^1.1.1"
+          }
+        },
         "has-ansi": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
@@ -18272,6 +18548,11 @@
           "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
           "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0="
         },
+        "has-symbols": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.0.tgz",
+          "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q="
+        },
         "has-value": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/has-value/-/has-value-1.0.0.tgz",
@@ -18356,6 +18637,16 @@
             "whatwg-encoding": "^1.0.1"
           }
         },
+        "http-signature": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
+          "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
+          "requires": {
+            "assert-plus": "^1.0.0",
+            "jsprim": "^1.2.2",
+            "sshpk": "^1.7.0"
+          }
+        },
         "human-standard-collectible-abi": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/human-standard-collectible-abi/-/human-standard-collectible-abi-1.0.2.tgz",
@@ -18486,6 +18777,11 @@
           "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
           "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
         },
+        "is-callable": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz",
+          "integrity": "sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA=="
+        },
         "is-ci": {
           "version": "1.2.1",
           "resolved": "https://registry.npmjs.org/is-ci/-/is-ci-1.2.1.tgz",
@@ -18512,6 +18808,11 @@
             }
           }
         },
+        "is-date-object": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
+          "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY="
+        },
         "is-descriptor": {
           "version": "0.1.6",
           "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-0.1.6.tgz",
@@ -18562,6 +18863,11 @@
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
           "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
         },
+        "is-function": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/is-function/-/is-function-1.0.1.tgz",
+          "integrity": "sha1-Es+5i2W1fdPRk6MSH19uL0N2ArU="
+        },
         "is-generator-fn": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/is-generator-fn/-/is-generator-fn-2.1.0.tgz",
@@ -18624,6 +18930,14 @@
           "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-2.1.0.tgz",
           "integrity": "sha1-eaKp7OfwlugPNtKy87wWwf9L8/o="
         },
+        "is-regex": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.4.tgz",
+          "integrity": "sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=",
+          "requires": {
+            "has": "^1.0.1"
+          }
+        },
         "is-regexp": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-regexp/-/is-regexp-1.0.0.tgz",
@@ -18634,6 +18948,19 @@
           "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
           "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
         },
+        "is-symbol": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.2.tgz",
+          "integrity": "sha512-HS8bZ9ox60yCJLH9snBpIwv9pYUAkcuLhSA1oero1UB5y9aiQpRA8y2ex945AOtCZL1lJDeIk3G5LthswI46Lw==",
+          "requires": {
+            "has-symbols": "^1.0.0"
+          }
+        },
+        "is-typedarray": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
+          "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
+        },
         "is-windows": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-1.0.2.tgz",
@@ -18668,6 +18995,11 @@
             "whatwg-fetch": ">=0.10.0"
           }
         },
+        "isstream": {
+          "version": "0.1.2",
+          "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
+          "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
+        },
         "istanbul-lib-coverage": {
           "version": "2.0.5",
           "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.5.tgz",
@@ -19629,6 +19961,11 @@
             }
           }
         },
+        "jsbn": {
+          "version": "0.1.1",
+          "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
+          "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM="
+        },
         "jsdom": {
           "version": "11.11.0",
           "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-11.11.0.tgz",
@@ -19699,6 +20036,16 @@
           "resolved": "https://registry.npmjs.org/json-rpc-random-id/-/json-rpc-random-id-1.0.1.tgz",
           "integrity": "sha1-uknZat7RRE27jaPSA3SKy7zeyMg="
         },
+        "json-schema": {
+          "version": "0.2.3",
+          "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
+          "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+        },
         "json-stable-stringify": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
@@ -19707,6 +20054,11 @@
             "jsonify": "~0.0.0"
           }
         },
+        "json-stringify-safe": {
+          "version": "5.0.1",
+          "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
+          "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
+        },
         "jsonfile": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
@@ -19725,6 +20077,17 @@
           "resolved": "https://registry.npmjs.org/jsonschema/-/jsonschema-1.2.4.tgz",
           "integrity": "sha512-lz1nOH69GbsVHeVgEdvyavc/33oymY1AZwtePMiMj4HZPMbP5OIKK3zT9INMWjwua/V4Z4yq7wSlBbSG+g4AEw=="
         },
+        "jsprim": {
+          "version": "1.4.1",
+          "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
+          "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
+          "requires": {
+            "assert-plus": "1.0.0",
+            "extsprintf": "1.3.0",
+            "json-schema": "0.2.3",
+            "verror": "1.10.0"
+          }
+        },
         "just-extend": {
           "version": "4.0.2",
           "resolved": "https://registry.npmjs.org/just-extend/-/just-extend-4.0.2.tgz",
@@ -20101,7 +20464,13 @@
         },
         "lodash": {
           "version": "4.17.15",
-          "resolved": ""
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+        },
+        "lodash.flatmap": {
+          "version": "4.5.0",
+          "resolved": "https://registry.npmjs.org/lodash.flatmap/-/lodash.flatmap-4.5.0.tgz",
+          "integrity": "sha1-74y/QI9uSCaGYzRTBcaswLd4cC4="
         },
         "lodash.sortby": {
           "version": "4.7.0",
@@ -20343,6 +20712,27 @@
             "to-regex": "^3.0.2"
           }
         },
+        "mime-db": {
+          "version": "1.40.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.40.0.tgz",
+          "integrity": "sha512-jYdeOMPy9vnxEqFRRo6ZvTZ8d9oPb+k18PKoYNYUe2stVEBPPwsln/qWzdbmaIvnhZ9v2P+CuecK+fpUfsV2mA=="
+        },
+        "mime-types": {
+          "version": "2.1.24",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.24.tgz",
+          "integrity": "sha512-WaFHS3MCl5fapm3oLxU4eYDw77IQM2ACcxQ9RIxfaC3ooc6PFuBMGZZsYpvoXS5D5QTWPieo1jjLdAm3TBP3cQ==",
+          "requires": {
+            "mime-db": "1.40.0"
+          }
+        },
+        "min-document": {
+          "version": "2.19.0",
+          "resolved": "https://registry.npmjs.org/min-document/-/min-document-2.19.0.tgz",
+          "integrity": "sha1-e9KC4/WELtKVu3SM3Z8f+iyCRoU=",
+          "requires": {
+            "dom-walk": "^0.1.0"
+          }
+        },
         "minimalistic-assert": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
@@ -20564,6 +20954,11 @@
           "resolved": "https://registry.npmjs.org/nwsapi/-/nwsapi-2.1.4.tgz",
           "integrity": "sha512-iGfd9Y6SFdTNldEy2L0GUhcarIutFmk+MPWIn9dmj8NMIup03G08uUF2KGbbmv/Ux4RT0VZJoP/sVbWA6d/VIw=="
         },
+        "oauth-sign": {
+          "version": "0.9.0",
+          "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
+          "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ=="
+        },
         "object-assign": {
           "version": "4.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
@@ -20747,6 +21142,15 @@
           "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
           "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ=="
         },
+        "parse-headers": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/parse-headers/-/parse-headers-2.0.2.tgz",
+          "integrity": "sha512-/LypJhzFmyBIDYP9aDVgeyEb5sQfbfY5mnDq4hVhlQ69js87wXfmEI5V3xI6vvXasqebp0oCytYFLxsBVfCzSg==",
+          "requires": {
+            "for-each": "^0.3.3",
+            "string.prototype.trim": "^1.1.2"
+          }
+        },
         "parse-json": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-4.0.0.tgz",
@@ -20786,6 +21190,11 @@
           "resolved": "https://registry.npmjs.org/path-key/-/path-key-2.0.1.tgz",
           "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A="
         },
+        "path-parse": {
+          "version": "1.0.6",
+          "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
+          "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw=="
+        },
         "path-to-regexp": {
           "version": "2.4.0",
           "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-2.4.0.tgz",
@@ -20816,6 +21225,11 @@
           "resolved": "https://registry.npmjs.org/percentile/-/percentile-1.2.2.tgz",
           "integrity": "sha512-yb/W/Y3WNxEZ6/P75qkAvE3lu81AO1qDk95j7jPJg4Vj+wDWSDs0CMLVGoAUCOZbXOUOz3b3rWWR6Bf1hyzNJg=="
         },
+        "performance-now": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
+          "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
+        },
         "pify": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
@@ -20847,6 +21261,11 @@
           "resolved": "https://registry.npmjs.org/posix-character-classes/-/posix-character-classes-0.1.1.tgz",
           "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs="
         },
+        "precond": {
+          "version": "0.2.3",
+          "resolved": "https://registry.npmjs.org/precond/-/precond-0.2.3.tgz",
+          "integrity": "sha1-qpWRvKokkj8eD0hJ0kD0fvwQdaw="
+        },
         "prelude-ls": {
           "version": "1.1.2",
           "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
@@ -20883,6 +21302,11 @@
             }
           }
         },
+        "process": {
+          "version": "0.5.2",
+          "resolved": "https://registry.npmjs.org/process/-/process-0.5.2.tgz",
+          "integrity": "sha1-FjjYqONML0QKkduVq5rrZ3/Bhc8="
+        },
         "process-nextick-args": {
           "version": "2.0.1",
           "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
@@ -20921,6 +21345,11 @@
           "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
           "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
         },
+        "psl": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/psl/-/psl-1.3.0.tgz",
+          "integrity": "sha512-avHdspHO+9rQTLbv1RO+MPYeP/SzsCoxofjVnHanETfQhTJrmB0HlDoW+EiN/R+C0BZ+gERab9NY0lPN2TxNag=="
+        },
         "pump": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
@@ -20930,6 +21359,16 @@
             "once": "^1.3.1"
           }
         },
+        "punycode": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
+        },
+        "qs": {
+          "version": "6.5.2",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
+        },
         "randombytes": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
@@ -21012,6 +21451,11 @@
             "resolve": "^1.1.6"
           }
         },
+        "regenerator-runtime": {
+          "version": "0.13.3",
+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.3.tgz",
+          "integrity": "sha512-naKIZz2GQ8JWh///G7L3X6LaQUAMp2lvb1rvwwsURe/VXwD6VMfr+/1NuNw3ag8v2kY1aQ/go5SNn79O9JU7yw=="
+        },
         "regex-not": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/regex-not/-/regex-not-1.0.2.tgz",
@@ -21044,6 +21488,33 @@
             "is-finite": "^1.0.0"
           }
         },
+        "request": {
+          "version": "2.88.0",
+          "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
+          "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
+          "requires": {
+            "aws-sign2": "~0.7.0",
+            "aws4": "^1.8.0",
+            "caseless": "~0.12.0",
+            "combined-stream": "~1.0.6",
+            "extend": "~3.0.2",
+            "forever-agent": "~0.6.1",
+            "form-data": "~2.3.2",
+            "har-validator": "~5.1.0",
+            "http-signature": "~1.2.0",
+            "is-typedarray": "~1.0.0",
+            "isstream": "~0.1.2",
+            "json-stringify-safe": "~5.0.1",
+            "mime-types": "~2.1.19",
+            "oauth-sign": "~0.9.0",
+            "performance-now": "^2.1.0",
+            "qs": "~6.5.2",
+            "safe-buffer": "^5.1.2",
+            "tough-cookie": "~2.4.3",
+            "tunnel-agent": "^0.6.0",
+            "uuid": "^3.3.2"
+          }
+        },
         "request-promise-core": {
           "version": "1.1.2",
           "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.2.tgz",
@@ -21077,6 +21548,14 @@
           "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-2.0.0.tgz",
           "integrity": "sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg=="
         },
+        "resolve": {
+          "version": "1.12.0",
+          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.12.0.tgz",
+          "integrity": "sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==",
+          "requires": {
+            "path-parse": "^1.0.6"
+          }
+        },
         "resolve-cwd": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/resolve-cwd/-/resolve-cwd-2.0.0.tgz",
@@ -21270,6 +21749,11 @@
           "resolved": "https://registry.npmjs.org/semaphore/-/semaphore-1.1.0.tgz",
           "integrity": "sha512-O4OZEaNtkMd/K0i6js9SL+gqy0ZCBMgUvlSqHKi4IBdjhe7wB8pwztUk1BbZ1fmrvpwFrPbHzqd2w5pTcJH6LA=="
         },
+        "semver": {
+          "version": "5.7.1",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
+          "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+        },
         "set-blocking": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
@@ -21557,6 +22041,29 @@
           "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
           "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
         },
+        "sshpk": {
+          "version": "1.16.1",
+          "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+          "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+          "requires": {
+            "asn1": "~0.2.3",
+            "assert-plus": "^1.0.0",
+            "bcrypt-pbkdf": "^1.0.0",
+            "dashdash": "^1.12.0",
+            "ecc-jsbn": "~0.1.1",
+            "getpass": "^0.1.1",
+            "jsbn": "~0.1.0",
+            "safer-buffer": "^2.0.2",
+            "tweetnacl": "~0.14.0"
+          },
+          "dependencies": {
+            "tweetnacl": {
+              "version": "0.14.5",
+              "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+              "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+            }
+          }
+        },
         "stack-utils": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/stack-utils/-/stack-utils-1.0.2.tgz",
@@ -21648,6 +22155,16 @@
             }
           }
         },
+        "string.prototype.trim": {
+          "version": "1.1.2",
+          "resolved": "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz",
+          "integrity": "sha1-0E3iyJ4Tf019IG8Ia17S+ua+jOo=",
+          "requires": {
+            "define-properties": "^1.1.2",
+            "es-abstract": "^1.5.0",
+            "function-bind": "^1.0.2"
+          }
+        },
         "string_decoder": {
           "version": "0.10.31",
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
@@ -21725,6 +22242,7 @@
             "object-inspect": "~1.6.0",
             "resolve": "~1.11.1",
             "resumer": "~0.0.0",
+            "string.prototype.trim": "~1.1.2",
             "through": "~2.3.8"
           },
           "dependencies": {
@@ -21773,6 +22291,11 @@
           "resolved": "https://registry.npmjs.org/tmpl/-/tmpl-1.0.4.tgz",
           "integrity": "sha1-I2QN17QtAEM5ERQIIOXPRA5SHdE="
         },
+        "to-fast-properties": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz",
+          "integrity": "sha1-3F5pjL0HkmW8c+A3doGk5Og/YW4="
+        },
         "to-object-path": {
           "version": "0.3.0",
           "resolved": "https://registry.npmjs.org/to-object-path/-/to-object-path-0.3.0.tgz",
@@ -21811,6 +22334,22 @@
             "repeat-string": "^1.6.1"
           }
         },
+        "tough-cookie": {
+          "version": "2.4.3",
+          "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
+          "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
+          "requires": {
+            "psl": "^1.1.24",
+            "punycode": "^1.4.1"
+          },
+          "dependencies": {
+            "punycode": {
+              "version": "1.4.1",
+              "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+              "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+            }
+          }
+        },
         "tr46": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/tr46/-/tr46-1.0.1.tgz",
@@ -21929,6 +22468,14 @@
             "tslib": "^1.8.1"
           }
         },
+        "tunnel-agent": {
+          "version": "0.6.0",
+          "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+          "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+          "requires": {
+            "safe-buffer": "^5.0.1"
+          }
+        },
         "tweetnacl": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.1.tgz",
@@ -22084,6 +22631,14 @@
             }
           }
         },
+        "uri-js": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+          "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+          "requires": {
+            "punycode": "^2.1.0"
+          }
+        },
         "urix": {
           "version": "0.1.0",
           "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
@@ -22127,6 +22682,16 @@
             "spdx-expression-parse": "^3.0.0"
           }
         },
+        "verror": {
+          "version": "1.10.0",
+          "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+          "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+          "requires": {
+            "assert-plus": "^1.0.0",
+            "core-util-is": "1.0.2",
+            "extsprintf": "^1.2.0"
+          }
+        },
         "w3c-hr-time": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/w3c-hr-time/-/w3c-hr-time-1.0.1.tgz",
@@ -22155,6 +22720,84 @@
             "xmlhttprequest": "*"
           }
         },
+        "web3-provider-engine": {
+          "version": "15.0.4",
+          "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-15.0.4.tgz",
+          "integrity": "sha512-Ob9oK0TUZfVC7NXkB7CQSWAiCdCD/Xnlh2zTnV8NdJR8LCrMAy2i6JedU70JHaxw59y7mM4GnsYOTTGkquFnNQ==",
+          "requires": {
+            "async": "^2.5.0",
+            "backoff": "^2.5.0",
+            "clone": "^2.0.0",
+            "cross-fetch": "^2.1.0",
+            "eth-block-tracker": "^4.4.2",
+            "eth-json-rpc-errors": "^1.0.1",
+            "eth-json-rpc-filters": "^4.1.1",
+            "eth-json-rpc-infura": "^4.0.1",
+            "eth-json-rpc-middleware": "^4.1.5",
+            "eth-sig-util": "^1.4.2",
+            "ethereumjs-block": "^1.2.2",
+            "ethereumjs-tx": "^1.2.0",
+            "ethereumjs-util": "^5.1.5",
+            "ethereumjs-vm": "^2.3.4",
+            "json-stable-stringify": "^1.0.1",
+            "promise-to-callback": "^1.0.0",
+            "readable-stream": "^2.2.9",
+            "request": "^2.85.0",
+            "semaphore": "^1.0.3",
+            "ws": "^5.1.1",
+            "xhr": "^2.2.0",
+            "xtend": "^4.0.1"
+          },
+          "dependencies": {
+            "eth-sig-util": {
+              "version": "1.4.2",
+              "resolved": "https://registry.npmjs.org/eth-sig-util/-/eth-sig-util-1.4.2.tgz",
+              "integrity": "sha1-jZWCAsftuq6Dlwf7pvCf8ydgYhA=",
+              "requires": {
+                "ethereumjs-abi": "git+https://github.com/ethereumjs/ethereumjs-abi.git",
+                "ethereumjs-util": "^5.1.1"
+              }
+            },
+            "ethereumjs-abi": {
+              "version": "git+https://github.com/ethereumjs/ethereumjs-abi.git#1cfbb13862f90f0b391d8a699544d5fe4dfb8c7b",
+              "from": "git+https://github.com/ethereumjs/ethereumjs-abi.git",
+              "requires": {
+                "bn.js": "^4.11.8",
+                "ethereumjs-util": "^6.0.0"
+              },
+              "dependencies": {
+                "ethereumjs-util": {
+                  "version": "6.1.0",
+                  "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz",
+                  "integrity": "sha512-URESKMFbDeJxnAxPppnk2fN6Y3BIatn9fwn76Lm8bQlt+s52TpG8dN9M66MLPuRAiAOIqL3dfwqWJf0sd0fL0Q==",
+                  "requires": {
+                    "bn.js": "^4.11.0",
+                    "create-hash": "^1.1.2",
+                    "ethjs-util": "0.1.6",
+                    "keccak": "^1.0.2",
+                    "rlp": "^2.0.0",
+                    "safe-buffer": "^5.1.1",
+                    "secp256k1": "^3.0.1"
+                  }
+                }
+              }
+            },
+            "ethereumjs-util": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
+              "integrity": "sha512-CJAKdI0wgMbQFLlLRtZKGcy/L6pzVRgelIZqRqNbuVFM3K9VEnyfbcvz0ncWMRNCe4kaHWjwRYQcYMucmwsnWA==",
+              "requires": {
+                "bn.js": "^4.11.0",
+                "create-hash": "^1.1.2",
+                "ethjs-util": "^0.1.3",
+                "keccak": "^1.0.2",
+                "rlp": "^2.0.0",
+                "safe-buffer": "^5.1.1",
+                "secp256k1": "^3.0.1"
+              }
+            }
+          }
+        },
         "webidl-conversions": {
           "version": "4.0.2",
           "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-4.0.2.tgz",
@@ -22254,6 +22897,25 @@
             "signal-exit": "^3.0.2"
           }
         },
+        "ws": {
+          "version": "5.2.2",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
+          "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+          "requires": {
+            "async-limiter": "~1.0.0"
+          }
+        },
+        "xhr": {
+          "version": "2.5.0",
+          "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.5.0.tgz",
+          "integrity": "sha512-4nlO/14t3BNUZRXIXfXe+3N6w3s1KoxcJUUURctd64BLRe67E4gRwp4PjywtDY72fXpZ1y6Ch0VZQRY/gMPzzQ==",
+          "requires": {
+            "global": "~4.3.0",
+            "is-function": "^1.0.1",
+            "parse-headers": "^2.0.0",
+            "xtend": "^4.0.0"
+          }
+        },
         "xhr2": {
           "version": "0.1.3",
           "resolved": "https://registry.npmjs.org/xhr2/-/xhr2-0.1.3.tgz",
@@ -32095,6 +32757,7 @@
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
       "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
+      "dev": true,
       "requires": {
         "assert-plus": "^1.0.0"
       }
@@ -33435,12 +34098,14 @@
     "har-schema": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
-      "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI="
+      "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI=",
+      "dev": true
     },
     "har-validator": {
       "version": "5.1.3",
       "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
       "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
+      "dev": true,
       "requires": {
         "ajv": "^6.5.5",
         "har-schema": "^2.0.0"
@@ -33850,6 +34515,7 @@
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
       "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
+      "dev": true,
       "requires": {
         "assert-plus": "^1.0.0",
         "jsprim": "^1.2.2",
@@ -34792,7 +35458,8 @@
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
-      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
+      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=",
+      "dev": true
     },
     "is-unc-path": {
       "version": "1.0.0",
@@ -34894,7 +35561,8 @@
     "isstream": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
-      "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
+      "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo=",
+      "dev": true
     },
     "istanbul-lib-coverage": {
       "version": "3.0.0",
@@ -35567,7 +36235,8 @@
     "jsbn": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
-      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM="
+      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
+      "dev": true
     },
     "jsdoc": {
       "version": "3.6.3",
@@ -35865,12 +36534,14 @@
     "json-schema": {
       "version": "0.2.3",
       "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
-      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
+      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM=",
+      "dev": true
     },
     "json-schema-traverse": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
+      "dev": true
     },
     "json-stable-stringify": {
       "version": "1.0.1",
@@ -35889,7 +36560,8 @@
     "json-stringify-safe": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
-      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
+      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=",
+      "dev": true
     },
     "json2mq": {
       "version": "0.2.0",
@@ -36009,6 +36681,7 @@
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
       "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
+      "dev": true,
       "requires": {
         "assert-plus": "1.0.0",
         "extsprintf": "1.3.0",
@@ -39090,11 +39763,6 @@
         }
       }
     },
-    "node-addon-api": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-2.0.2.tgz",
-      "integrity": "sha512-Ntyt4AIXyaLIuMHF6IOoTakB3K+RWxwtsHNRxllEoA6vPwP9o4866g6YWDLUdnucilZhmkxiHwHr11gAENw+QA=="
-    },
     "node-dir": {
       "version": "0.1.17",
       "resolved": "https://registry.npmjs.org/node-dir/-/node-dir-0.1.17.tgz",
@@ -39171,11 +39839,6 @@
         }
       }
     },
-    "node-gyp-build": {
-      "version": "4.2.3",
-      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.2.3.tgz",
-      "integrity": "sha512-MN6ZpzmfNCRM+3t57PTJHgHyw/h4OWnZ6mR8P5j/uZtqQr46RRuDE/P+g3n0YR/AiYXeWixZZzaip77gdICfRg=="
-    },
     "node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",
@@ -39632,7 +40295,8 @@
     "oauth-sign": {
       "version": "0.9.0",
       "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
-      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ=="
+      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==",
+      "dev": true
     },
     "obj-multiplex": {
       "version": "1.0.0",
@@ -41218,11 +41882,6 @@
       "integrity": "sha512-N7h4pG+Nnu5BEIzyeaaIYWs0LI5XC40OrRh5L60z0QjFsqGWcHcbkBvpe1WYpcIS9yQ8sOi/vIPt1ejQCrMVrg==",
       "dev": true
     },
-    "precond": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/precond/-/precond-0.2.3.tgz",
-      "integrity": "sha1-qpWRvKokkj8eD0hJ0kD0fvwQdaw="
-    },
     "prelude-ls": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
@@ -43578,6 +44237,7 @@
       "version": "2.88.2",
       "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
       "integrity": "sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==",
+      "dev": true,
       "requires": {
         "aws-sign2": "~0.7.0",
         "aws4": "^1.8.0",
@@ -43604,12 +44264,14 @@
         "performance-now": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
-          "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
+          "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
+          "dev": true
         },
         "qs": {
           "version": "6.5.2",
           "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
+          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+          "dev": true
         }
       }
     },
@@ -44283,11 +44945,6 @@
         "nan": "^2.0.8"
       }
     },
-    "scrypt-js": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-3.0.1.tgz",
-      "integrity": "sha512-cdwTTnqPu0Hyvf5in5asVdZocVDTNRmR7XEcJuIzMjJeSHybHl7vpB66AzwTaIg6CLSbtjcxc8fqcySfnTkccA=="
-    },
     "scrypt.js": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/scrypt.js/-/scrypt.js-0.3.0.tgz",
@@ -45554,6 +46211,7 @@
       "version": "1.16.1",
       "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
       "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+      "dev": true,
       "requires": {
         "asn1": "~0.2.3",
         "assert-plus": "^1.0.0",
@@ -45569,7 +46227,8 @@
         "tweetnacl": {
           "version": "0.14.5",
           "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-          "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+          "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+          "dev": true
         }
       }
     },
@@ -49127,6 +49786,7 @@
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "dev": true,
       "requires": {
         "safe-buffer": "^5.0.1"
       }
@@ -49542,6 +50202,7 @@
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
       "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
       "requires": {
         "punycode": "^2.1.0"
       }
@@ -49784,6 +50445,7 @@
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "dev": true,
       "requires": {
         "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
@@ -50293,117 +50955,6 @@
         "web3-utils": "1.3.0"
       }
     },
-    "web3-provider-engine": {
-      "version": "15.0.12",
-      "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-15.0.12.tgz",
-      "integrity": "sha512-/OfhQalKPND1iB5ggvGuYF0+SIb2Qj5OFTrT2VrZWP79UhMTdP7T+L2FtblmRdCeOetoAzZHdBaIwLOZsmIX+w==",
-      "requires": {
-        "async": "^2.5.0",
-        "backoff": "^2.5.0",
-        "clone": "^2.0.0",
-        "cross-fetch": "^2.1.0",
-        "eth-block-tracker": "^4.4.2",
-        "eth-json-rpc-errors": "^2.0.2",
-        "eth-json-rpc-filters": "^4.1.1",
-        "eth-json-rpc-infura": "^4.0.1",
-        "eth-json-rpc-middleware": "^4.1.5",
-        "eth-sig-util": "^1.4.2",
-        "ethereumjs-block": "^1.2.2",
-        "ethereumjs-tx": "^1.2.0",
-        "ethereumjs-util": "^5.1.5",
-        "ethereumjs-vm": "^2.3.4",
-        "json-stable-stringify": "^1.0.1",
-        "promise-to-callback": "^1.0.0",
-        "readable-stream": "^2.2.9",
-        "request": "^2.85.0",
-        "semaphore": "^1.0.3",
-        "ws": "^5.1.1",
-        "xhr": "^2.2.0",
-        "xtend": "^4.0.1"
-      },
-      "dependencies": {
-        "eth-json-rpc-filters": {
-          "version": "4.2.1",
-          "resolved": "https://registry.npmjs.org/eth-json-rpc-filters/-/eth-json-rpc-filters-4.2.1.tgz",
-          "integrity": "sha512-tPfohezq8mSmwa47xvq6PGzBDLZ0njWJMB1J+OPuv+n+1WkWDlf3l3tqJXpq96RxhrzK2q7wiweRS5aGIzpq4Q==",
-          "requires": {
-            "await-semaphore": "^0.1.3",
-            "eth-json-rpc-middleware": "^6.0.0",
-            "eth-query": "^2.1.2",
-            "json-rpc-engine": "^5.3.0",
-            "lodash.flatmap": "^4.5.0",
-            "safe-event-emitter": "^1.0.1"
-          },
-          "dependencies": {
-            "eth-json-rpc-middleware": {
-              "version": "6.0.0",
-              "resolved": "https://registry.npmjs.org/eth-json-rpc-middleware/-/eth-json-rpc-middleware-6.0.0.tgz",
-              "integrity": "sha512-qqBfLU2Uq1Ou15Wox1s+NX05S9OcAEL4JZ04VZox2NS0U+RtCMjSxzXhLFWekdShUPZ+P8ax3zCO2xcPrp6XJQ==",
-              "requires": {
-                "btoa": "^1.2.1",
-                "clone": "^2.1.1",
-                "eth-query": "^2.1.2",
-                "eth-rpc-errors": "^3.0.0",
-                "eth-sig-util": "^1.4.2",
-                "ethereumjs-util": "^5.1.2",
-                "json-rpc-engine": "^5.3.0",
-                "json-stable-stringify": "^1.0.1",
-                "node-fetch": "^2.6.1",
-                "pify": "^3.0.0",
-                "safe-event-emitter": "^1.0.1"
-              }
-            }
-          }
-        },
-        "eth-sig-util": {
-          "version": "1.4.2",
-          "resolved": "https://registry.npmjs.org/eth-sig-util/-/eth-sig-util-1.4.2.tgz",
-          "integrity": "sha1-jZWCAsftuq6Dlwf7pvCf8ydgYhA=",
-          "requires": {
-            "ethereumjs-abi": "git+https://github.com/ethereumjs/ethereumjs-abi.git",
-            "ethereumjs-util": "^5.1.1"
-          }
-        },
-        "ethereumjs-abi": {
-          "version": "git+https://github.com/ethereumjs/ethereumjs-abi.git#1ce6a1d64235fabe2aaf827fd606def55693508f",
-          "from": "git+https://github.com/ethereumjs/ethereumjs-abi.git",
-          "requires": {
-            "bn.js": "^4.11.8",
-            "ethereumjs-util": "^6.0.0"
-          },
-          "dependencies": {
-            "ethereumjs-util": {
-              "version": "6.2.1",
-              "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz",
-              "integrity": "sha512-W2Ktez4L01Vexijrm5EB6w7dg4n/TgpoYU4avuT5T3Vmnw/eCRtiBrJfQYS/DCSvDIOLn2k57GcHdeBcgVxAqw==",
-              "requires": {
-                "@types/bn.js": "^4.11.3",
-                "bn.js": "^4.11.0",
-                "create-hash": "^1.1.2",
-                "elliptic": "^6.5.2",
-                "ethereum-cryptography": "^0.1.3",
-                "ethjs-util": "0.1.6",
-                "rlp": "^2.2.3"
-              }
-            }
-          }
-        },
-        "json-rpc-engine": {
-          "version": "5.3.0",
-          "resolved": "https://registry.npmjs.org/json-rpc-engine/-/json-rpc-engine-5.3.0.tgz",
-          "integrity": "sha512-+diJ9s8rxB+fbJhT7ZEf8r8spaLRignLd8jTgQ/h5JSGppAHGtNMZtCoabipCaleR1B3GTGxbXBOqhaJSGmPGQ==",
-          "requires": {
-            "eth-rpc-errors": "^3.0.0",
-            "safe-event-emitter": "^1.0.1"
-          }
-        },
-        "node-fetch": {
-          "version": "2.6.1",
-          "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz",
-          "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw=="
-        }
-      }
-    },
     "web3-stream-provider": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/web3-stream-provider/-/web3-stream-provider-4.0.0.tgz",
@@ -50919,6 +51470,7 @@
       "version": "5.2.2",
       "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
       "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+      "dev": true,
       "requires": {
         "async-limiter": "~1.0.0"
       }