Merge tag 'v0.4.1' into develop

v0.4.1 released (3 days delayed)
Updated project history.
Moved ID to page-header && chat to the left (for students)
Basic chat now works.
Chat: global chat history is now held by the server
Chat for small groups mode now works.

I also started a little function that helps showing notifications
within the chat area.  Useful, but need further incorporation.
Better styles and user notifications
Scrolling now works even with notification messages.
Merge branch 'feature/basic_chat' into develop
New testing file: for making a proper responsive interface
New testing interface layout
No longer fluid container.  And it fits even 1280x800 resolution
I think this is what I'll go after for tablet version...
Updated student, teacher GUIs to match the prototype from `test.html`
Merge branch 'feature/tabletinterface' into develop
Moved jQ to CDN, prepared unminimized versions of AutobahnJS and PeerJS

I want to run Grunt to minimize all JavaScript files.
New: GRUNT FOR DEVELOPMENT!
Merge branch 'feature/grunt' into develop

Fixes #29
Small docs improvements
Bumped Pitt version.