request hyperlink; form to enter hyperlink; link preview view; get values from array with a cyclic index
fix absolute paths of images; hide link preview on cancel
fixed error response parsing
fixed images relative paths;  rename link to url
show link preview on newsfeed questions
Merge branch 'feature/link-preview' into develop

Conflicts:
	dist/koemei-widget.js
Fixing the alignment of some player elements, reducing the overall size to half
Fixing the CC popover
socket.io client
update socket.io client to work with require.js
create questions with socket connection; listen for new questions; socket factory by namespace; added socket.io to require config
Fixing some styles for the cc button, also fixing a bug with the positioning of the control bar. I've left in the javascript attempt to append divs to the player
added real-time toolbar (highlights, brilliants, etc.), replies and votes
added test for socket factory
test upvote/downvote tests with socket 'emit' method instead of using model
test socket listeners on userportal
Trying to fix the append div for video player
fixes addition of progress control div
wraps vjs progress controls in container div
Making progress bar go full width.... finally