chore(package): update better-npm-run to version 0.0.11 (#944)

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -138,7 +138,7 @@
   "homepage": "https://github.com/mozillla/addons-frontend#readme",
   "dependencies": {
     "babel-plugin-dedent": "2.0.0",
-    "better-npm-run": "0.0.10",
+    "better-npm-run": "0.0.11",
     "bunyan": "1.8.1",
     "camelcase": "3.0.0",
     "classnames": "2.2.5",