Merge pull request #1050 from lightninglabs/upgrade-grpc

Upgrade to grpc@1.19.0 and @grpc/proto-loader@0.5.0

Author: valentinewallace

package-lock.json

@@ -29,11 +29,11 @@
     "protobuf": "pbjs assets/rpc.proto -t static-module -w es6 -o assets/rpc.js"
   },
   "dependencies": {
-    "@grpc/proto-loader": "0.3.0",
+    "@grpc/proto-loader": "0.5.0",
     "electron-is-dev": "0.3.0",
     "electron-log": "2.2.14",
     "electron-updater": "3.2.3",
-    "grpc": "1.15.1",
+    "grpc": "1.19.0",
     "locale-currency": "0.0.2",
     "mobx": "^4.9.4",
     "mobx-react": "^5.4.3",