Change default branch in config. (#63)

* Change Sonarr / NzbDrone auto-updater stuff to Radarr.

This is required in order for the auto-updater to work.

* Change default branch to develop instead of forcing it.

src/NzbDrone.Core/Update/UpdateCheckService.cs

@@ -28,8 +28,7 @@ namespace NzbDrone.Core.Update
 
         public UpdatePackage AvailableUpdate()
         {
-            //For new let's just use develop, afterwards we can change it back to the config: _configFileProvider.Branch
-            return _updatePackageProvider.GetLatestUpdate("develop", BuildInfo.Version);
+            return _updatePackageProvider.GetLatestUpdate(_configFileProvider.Branch, BuildInfo.Version);
         }
     }
 }