Update readme
Use static method to generate all static URLs
Added contact-us in footer
Fix href of contact-us link
Update platform name
Finish renaming platform name
Big theme update
Fix Open edX spelling
Update urls
Start adding less and grunt tasks
Start adding style for course about page
Update course about page style
Update course about page
Add mixin to create rounded tables
Update global style and course about page
Start changing dashboard style

Also fix a few overrides.
Add mixins for buttons (edx-btn and edx-btn-hover)

Apply to current buttons.
Split mixins into multiple files
Contextualize global elements
Don’t apply @white border when button fg is white