Remove old files
Remove old CSS files
Add basic style and files
Add init function
Add join, invite, send, oninvite, onchat, view optimization and remove test class
Add leave, auto quit and avatars
Inform user about new msg in title, when tab isn't active
When click on msg input focus msg input
Add notification when connected + global scope var
Inform user about invite events
Inform user when a new user joins the conversation
Add extra leave system
When there is still one user in the conv delete the conv
Merge pull request #18 from owncloud/new_design_and_angular

New design and angular  #14