buttons and stuff
merge conflicts which I think I did correctly
add surveys completed column in student profiles
survey page
fix conflicts
change survey models and seeds
Merge pull request #88 from calblueprint/ethan/headers

Ethan/headers
no trailing whitespace
moved column from teacher_profile to classroom
change teacher profile and classroom views
add in methods to deal with surveys
cosmetics
update classroom show students
hound changes
Merge pull request #90 from calblueprint/ethan/headers

cosmetics
more hound changes
resolve merge conflicts
Fix typos
Fix schema
Update seeds