Automatically convert user links to HTML anchors in questions
Merge pull request #372 from Dantemss/master

Updated ruby version
Merge pull request #373 from Dantemss/grades

Added completed? to grade reports and made them much faster
Merge pull request #374 from Dantemss/links

Automatically convert user links to HTML anchors in questions
Merge pull request #375 from Dantemss/surveys

Surveys
Made old views ignore surveys
Less intrusive survey methods in assignment_exercise
Some preloading fixes
CA page and instructions
Show different message for CA summary
Added code to send CA emails and CA email template
Hide CA grades in class grade report
Added link to instructions page
Moving start button up in instructions page per UX team's request
Fixes errors during rebasing
Fixed layout; moved quiz start button back down pending new instructions page
Added CA instructions and email text