Update project pusher-angular to 0.1.3

libgrabber updated project pusher-angular to 0.1.3.

@pusher

### Metadata information

```json
{
  "metadata": {
    "packageManager": "bower",
    "name": "pusher-angular",
    "repo": "pusher/pusher-angular",
    "files": {
      "basePath": "lib/",
      "include": ["pusher-angular.min.js"],
      "exclude": []
    },
    "path": "/home/jsdelivr/files/angular.pusher",
    "localVersions": ["0.1.1", "0.1.2"],
    "remoteVersions": ["0.1.0", "0.1.1", "0.1.2", "0.1.3"],
    "branchVersions": []
  },
  "version": "0.1.3",
  "updated": true,
  "updatePath": "/home/jsdelivr/files/angular.pusher/0.1.3",
  "branch": "pusher-angular/0.1.3"
}
```