Merge pull request #52 from BrianHillman/rutgers-styles

RU-styles
Added help buttons
Fix typo for request
moved to template help buttons
Added help buttons to world template.
Merge pull request #53 from BrianHillman/master

fix admin page, added uri encoding
Added in missing img files.
Adjusted behavior when hovering over world descriptions.
Adjusted visuals of creatworld page.
Added line breaks in between fields in editprofile page.
Update how opentok sessions are generated to account for api changes.
Updated the editpage functionality so it works on subdirectories again.
Updated the editpage so that you can select either create or delete
Added in button images for last commit.
Changed create world page so worlds can also be uploaded there
Merge remote-tracking branch 'upstream/master'

Conflicts:
	app.js