Merge pull request #19 from rocketu/frontend-arno

classroom models, feedback, feedback views, finished completion forms
put student list on teacher profile
Merge pull request #20 from rocketu/additions_gl

put student list on teacher profile
view tests built
added new views to the profile settings and mod styling to navbar
updated conflicts and converged the models
Merge pull request #22 from rocketu/implementation-johnny

Implementation johnny
new test for progress/feedback 91%
Merge pull request #21 from rocketu/test-building

view tests built
new tests for feedback/progress
Merge pull request #23 from rocketu/test-building

new tests for feedback/progress
first codeship build
Merge pull request #24 from rocketu/test-building

all testing working
fixed all PEP8 and pyflakes errors, removes extra lines of code