Fix for different file placement in bower.

Via components/es6-promise, not original stefankrecher/es6-promise.

es6-promise.amd.json

@@ -1,5 +1,5 @@
 {
   "paths": {
-    "amber/es6-promise": ["./promise", "./dist/es6-promise"]
+    "amber/es6-promise": ["./es6-promise", "./dist/es6-promise", "./promise"]
   }
 }