remove unused packages

lib/model/txproposal.js

@@ -115,7 +115,7 @@ TxProposal.prototype.getNetworkName = function() {
 TxProposal.prototype.getRawTx = function() {
   var t = this._getBitcoreTx();
 
-  return t.serialize();
+  return t.uncheckedSerialize();
 };
 
 

package.json

@@ -22,7 +22,6 @@
     "bitcore-wallet-utils": "git+https://github.com/bitpay/bitcore-wallet-utils.git",
     "bitcore-explorers": "^0.9.1",
     "body-parser": "^1.11.0",
-    "commander": "^2.6.0",
     "coveralls": "^2.11.2",
     "express": "^4.10.0",
     "inherits": "^2.0.1",
@@ -30,11 +29,9 @@
     "levelup": "^0.19.0",
     "lodash": "^3.3.1",
     "mocha-lcov-reporter": "0.0.1",
-    "moment": "^2.9.0",
     "morgan": "*",
     "npmlog": "^0.1.1",
     "preconditions": "^1.0.7",
-    "qr-image": "*",
     "read": "^1.0.5",
     "request": "^2.53.0",
     "sjcl": "^1.0.2",