add browserify-unibabel to package.json

package.json

@@ -64,6 +64,7 @@
     "boron": "^0.2.3",
     "browser-passworder": "^2.0.3",
     "browserify-derequire": "^0.9.4",
+    "browserify-unibabel": "^3.0.0",
     "classnames": "^2.2.5",
     "client-sw-ready-event": "^3.3.0",
     "clone": "^2.1.1",
@@ -78,11 +79,11 @@
     "eslint-plugin-react": "^7.4.0",
     "eth-bin-to-ops": "^1.0.1",
     "eth-block-tracker": "^2.3.0",
+    "eth-contract-metadata": "^1.1.5",
+    "eth-hd-keyring": "^1.2.1",
     "eth-json-rpc-filters": "^1.2.5",
     "eth-json-rpc-infura": "^3.0.0",
     "eth-keyring-controller": "^2.1.4",
-    "eth-contract-metadata": "^1.1.5",
-    "eth-hd-keyring": "^1.2.1",
     "eth-phishing-detect": "^1.1.4",
     "eth-query": "^2.1.2",
     "eth-sig-util": "^1.4.2",