Default to community picks for 'Find great courses' link
SSO for disqus
Merge pull request #232 from dirkcuys/master

Disqus SSO and default "find great coures" to community picks
Allows schools to put arbitrary HTML on their home page.
Remove </a> tag that got lost
Disqus SSO login button
Merge pull request #233 from dirkcuys/master

School home page HTML and disqus SSO updates
Move discus link above SSO code
Merge branch 'master' of github.com:p2pu/lernanta
Add user URL to disqus SSO data
Add code for disqus SSO to content discussion
Merge pull request #234 from p2pu/master

Disqus SSO. Tweaks to Schools home page. Default to community picks.