Update Mainnet tokens metadata

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Current Master
 
+- [#323](https://github.com/poanetwork/nifty-wallet/pull/323) - (Chore) update Mainnet tokens metadata
 - [#318](https://github.com/poanetwork/nifty-wallet/pull/318) - (Fix) pasting of ABI for contract type account
 
 ## 4.11.10 Tue Feb 04 2020

package-lock.json

@@ -14149,7 +14149,7 @@
       }
     },
     "eth-contract-metadata": {
-      "version": "github:MetaMask/eth-contract-metadata#588b2c56edbbf68303069ae4fda4ae905fa20918",
+      "version": "github:MetaMask/eth-contract-metadata#eddea0bc2838d816070c247717e1ced87e026ca2",
       "from": "github:MetaMask/eth-contract-metadata#master"
     },
     "eth-ens-namehash": {
@@ -50683,7 +50683,8 @@
     },
     "tree-kill": {
       "version": "1.2.1",
-      "resolved": "",
+      "resolved": "https://registry.npmjs.org/tree-kill/-/tree-kill-1.2.1.tgz",
+      "integrity": "sha512-4hjqbObwlh2dLyW4tcz0Ymw0ggoaVDMveUB9w8kFSQScdRLo0gxO9J7WFcUBo+W3C1TLdFIEwNOWebgZZ0RH9Q==",
       "dev": true
     },
     "trezor-connect": {