remove orphan files in commons
Fixes regarding comments on: https://github.com/typesafehub/activator/commit/8a7eba287699f967542fe5919170c8e58fa51423

Credit get browser helpers

Remove the Pong handler

Bind the SocketStream from within the callback functions instead of the lib itself

Remove useless console.log
Bring new sbt services using the event stream api