Added enter/leave messages, changed chat font size
Merge branch 'master' into di
Do not show video annotations
Merge branch 'master' into di
Allow clicking related videos
Merge branch 'master' into di
Added routing using iron-router
Merge branch 'master' into di

Conflicts:
	client/js/client.js
	client/templates/room.html
Refactored client code into pieces
Merge branch 'master' into di

Conflicts:
	client/js/room.js
	client/templates/room.html