Update a number of dependencies to the latest: builder, websocket, spellcheck (#1920)

* Update builder to the latest

* Upgrade a number of dependencies

package.json

@@ -11,12 +11,12 @@
   },
   "main": "main.js",
   "devDependencies": {
-    "asar": "^0.13.0",
-    "bower": "^1.3.12",
+    "asar": "^0.14.0",
+    "bower": "^1.8.2",
     "electron": "1.7.10",
-    "electron-builder": "^19.29.2",
-    "electron-icon-maker": "^0.0.3",
-    "electron-publisher-s3": "^19.30.0",
+    "electron-builder": "^19.49.2",
+    "electron-icon-maker": "^0.0.4",
+    "electron-publisher-s3": "^19.49.0",
     "grunt": "^1.0.1",
     "grunt-cli": "^1.2.0",
     "grunt-contrib-concat": "^1.0.1",
@@ -28,7 +28,7 @@
     "grunt-jscs": "^3.0.1",
     "grunt-sass": "^2.0.0",
     "node-sass-import-once": "^1.2.0",
-    "spectron": "^3.6.2"
+    "spectron": "^3.7.2"
   },
   "scripts": {
     "postinstall": "electron-builder install-app-deps && rimraf node_modules/dtrace-provider",
@@ -172,11 +172,12 @@
   },
   "dependencies": {
     "bunyan": "^1.8.12",
-    "config": "^1.26.2",
+    "config": "^1.28.1",
     "electron-config": "^1.0.0",
     "electron-editor-context-menu": "^1.1.1",
-    "electron-updater": "^2.16.1",
-    "emoji-datasource-apple": "^4.0.0",
+    "electron-updater": "^2.17.6",
+    "emoji-datasource": "4.0.0",
+    "emoji-datasource-apple": "4.0.0",
     "emoji-js": "^3.4.0",
     "emoji-panel": "https://github.com/scottnonnenberg/emoji-panel.git#v0.5.5",
     "google-libphonenumber": "^3.0.7",
@@ -188,7 +189,7 @@
     "proxy-agent": "^2.1.0",
     "rimraf": "^2.6.2",
     "semver": "^5.4.1",
-    "spellchecker": "^3.4.3",
-    "websocket": "^1.0.24"
+    "spellchecker": "^3.4.4",
+    "websocket": "^1.0.25"
   }
 }