Bug fix for embeds: `play` not being defined (fixes sampotts#185 and s…

…ampotts#186)

Version bump

Merge branch 'master' of github.com:selz/plyr

- Added 'ready' event for initial setup complete or source change occurs

- Fixed SASS stylesheet references to transparentize
- Added default font stack to controls
- Docs fixes inc controls HTML (fixes sampotts#180)

- Expose YouTube and Vimeo API (docs update required) (Fixes sampotts…

…#176)

- Auto set title based on YouTube getVideoData() title property
- Bug fix for Vimeo API change (Uncaught TypeError: Cannot read property 'value' of undefined) due to a change their end

- Cancel requests on source change (Fixes sampotts#174)

CustomEvent polyfill (Fixes sampotts#172)

Volume storage fix (Fixes sampotts#171)

Fix for manual captions