Fix electron build (extract-zip workaround)

Author: maximegris

package.json

@@ -56,9 +56,9 @@
     "cssnano": "~3.10.0",
     "electron": "~1.6.5",
     "electron-packager": "~8.6.0",
-    "electron-prebuilt": "~1.4.13",
     "electron-reload": "~1.1.0",
     "exports-loader": "~0.6.4",
+    "extract-zip": "=1.6.0",
     "file-loader": "~0.11.1",
     "html-loader": "~0.4.5",
     "istanbul-instrumenter-loader": "~2.0.0",