Submit/Save Functionality Working

Need to move logic from assignment/show view to assignment controller show method. Need to render completed essay title and content from assignment/_student_assignment_overview partial if essay has been submitted.
Submissions displayed in correct assignment view

Displayed in editor or as plaintext depending on completion status. Moving logic to controllers.
added styling to submission page
finished styling the student classroom view page
Merge branch 'master' into css2
Fixed editor showing for complete essays bug + cleaned up code
Forgot an end in assignment controller
Merge pull request #47 from whoisglover/travis-ci

Travis ci
Merge pull request #48 from whoisglover/submit_save_functionality

DG reviewed, looks good.
Merge branch 'master' into submission_page_css_styling
styled the student overview page
Merge branch 'master' into css2
no change made
Merge pull request #51 from whoisglover/submission_page_css_styling

Submission page css styling
Essay readout no longer contains CKEditor symbols and is formatted properly
Merge pull request #52 from whoisglover/essay_text_parsing

Essay Display Formatted and Cleaned
Merge pull request #50 from whoisglover/css2

styled the student overview page
Merge branch 'master' into travis-ci
removing travis-ci