feat(package): upgrade webpack

package.json

@@ -46,7 +46,7 @@
     "css-loader": "^0.26.0",
     "cucumber": "~0.7.0",
     "cz-conventional-changelog": "^1.1.5",
-    "eslint": "^3.3.0",
+    "eslint": "^3.12.0",
     "eslint-loader": "^1.3.0",
     "expose-loader": "^0.7.1",
     "extract-text-webpack-plugin": "^2.0.0-beta.4",
@@ -68,17 +68,17 @@
     "ng-annotate-loader": "^0.2.0",
     "ng-cache-loader": "^0.0.21",
     "node-bourbon": "^4.2.3",
-    "node-sass": "^3.10.0",
+    "node-sass": "^4.0.0",
     "opt-cli": "^1.5.1",
     "postcss-loader": "^1.1.1",
     "progress-bar-webpack-plugin": "^1.9.0",
     "protractor": "~2.5.1",
     "raw-loader": "^0.5.1",
     "rimraf": "^2.5.4",
-    "sass-loader": "^4.0.0",
+    "sass-loader": "^4.1.0",
     "style-loader": "^0.13.0",
     "url-loader": "^0.5.7",
-    "webpack": "^2.1.0-beta.27",
+    "webpack": "^2.2.0-rc.0",
     "webpack-dev-server": "^2.1.0-beta.12"
   }
 }