johndyer/mediaelement — pull request #1221 by joedolson (2014-06-12 15:33:13+00:00)
Title: Implement keyboard accessibility

Add keyboard a11y for captions toggle. Allows access to toggle from keyboard; can change from no captions to enable captions, but assignment of up/down arrows to volume controls interferes with selection of captions. Not sure how to resolve this yet.