Merge pull request #1 from Crowducate/master

Uptodate
Adding Voting (stub)
up voting (not working, yet)
added username signup and owner/creator name to course list
added name to topnav
upvoting done
conflict issues
Merge pull request #16 from Rahbaran/master

Upvoting added
Sort Courses by # of Votes + minor fix
Merge pull request #17 from Rahbaran/master

Sort Courses by # of Votes + minor fix
Merge branch 'pr/14'

Conflicts:
	client/views/course/course_list_item.html
moved vote button to the top of a course
Added automatic pluralization to "vote(s)"