Fix skinning issues with panels on index.html and add better responsive CSS
Merge branch 'bootstrap3' of https://github.com/sakaiproject/3akai-ux into issue-3548
Tweak style of panels on index page
Merged bootstrap3 into bert/issue-3548
Made the error pages responsive
Merge branch 'issue-3548' of https://github.com/simong/3akai-ux into issue-3548
Error page follow-up
Refactored error page titles
Remove unused file
Visual tweaks on index page
Hide search placeholder on small devices