Add pusher Gruntfile as a express sever task.

Change your pusher setting for the auth server in app/pusher/pusher-auth.js:

```var pusherConfig```
Add external config file
Fix log container selection
Move remote <-> app communication to own class.

Additionally switch to pusher for socket communication
Update package.json
Remove console.log
Update no-embed example and client scripts to pusher
Update README
Update README.md
Add curly brackets
Merge pull request #10 from ubilabs/feature/sockets-via-pusher

Feature/sockets via pusher