updated static information on the lecture
collapsible newsfeed items
Merge branch 'develop' of github.com:koemei/koemei-widget into develop

Conflicts:
	dist/koemei-widget.js
	src/koemei/coffee/view/newsfeed/highlight.coffee
	src/koemei/coffee/view/newsfeed/newsfeed_item.coffee
	src/koemei/templates/jade/user_portal.jade