add dependencies

package.json

@@ -82,6 +82,7 @@
     "git-rev-sync": "^1.10.0",
     "github-changes": "^1.1.2",
     "html-loader": "^0.5.5",
+    "http_ece": "^1.0.5",
     "husky": "^0.14.3",
     "lint-staged": "^7.0.0",
     "mocha": "^5.0.4",
@@ -109,6 +110,7 @@
     "svgo-loader": "^2.1.0",
     "testpilot-ga": "^0.3.0",
     "val-loader": "^1.1.0",
+    "web-streams-polyfill": "^1.3.2",
     "webpack": "^3.11.0",
     "webpack-dev-middleware": "^2.0.6",
     "webpack-dev-server": "2.9.1",