edx/edx-platform — pull request #2159 by talbs (2014-01-13 20:18:57+00:00)
Title: LMS: FIX - Add Styling Back to Certificate Download Button

This work resolves missing certificate download button styling, which includes the following bits:

* adds in Sass placeholder to mirror older/inherited button styling used in LMS
* uses light theming Sass variables for button styling
* adds specific selector for certificate download button