Update course on scrape if it already exists
Search by instructor works & use squeel for searching
Add section enroll/caps, sometimes total is missing
Add splash, fix search things, titleize course names
Add embedded lab sections
Add embedded recitations & workshops
Link subcourses during scrape instead of on the fly
Merge branch 'master' of https://github.com/RocHack/skedge

Conflicts:
	Gemfile.lock