build: upgrade rollup

package.json

@@ -126,15 +126,14 @@
     "nightwatch-helpers": "^1.2.0",
     "phantomjs-prebuilt": "^2.1.14",
     "resolve": "^1.3.3",
-    "rollup": "^0.54.1",
+    "rollup": "^0.66.6",
     "rollup-plugin-alias": "^1.3.1",
     "rollup-plugin-babel": "^4.0.1",
     "rollup-plugin-buble": "^0.19.2",
-    "rollup-plugin-commonjs": "^8.0.0",
+    "rollup-plugin-commonjs": "^9.2.0",
     "rollup-plugin-flow-no-whitespace": "^1.0.0",
     "rollup-plugin-node-resolve": "^3.0.0",
     "rollup-plugin-replace": "^2.0.0",
-    "rollup-watch": "^4.0.0",
     "selenium-server": "^2.53.1",
     "serialize-javascript": "^1.3.0",
     "shelljs": "^0.8.1",