Change skill level names to more readable form by users. (BEG --> Beginner, etc.)
Implement Course Listings Page
Use cdn (content distribution network) for javascript libraries
Link course button in navbar to course listings page. Update url referencing for other buttons.
Update datetime display to more readable form.
Derping URLs...
teacher edit form
fix merge conflicts.
fix atsu's goof-up
more updates
Fix tab on course listings. Fix filtering for upcoming and all courses.
Merge pull request #53 from calblueprint/byron/course_listing

Byron/course listing
Merge branch 'master' into upload-fixes-deux
added teacher_edit.html
password change working
student edit code
Truncate average scores on questions
Include chart.js files and check workingness vivek++
Make the graphs straightlined
Generate data for visualizations