Fixed canPlayType patch tests on Android
Made findPosition return rounded values to fix Android tests
Removed a low value test that was causing a hang in testing
Exported upatchCanPlayType and moved tests to api.js
Fixed the release type ID placement in contrib.json
Release 4.5.0
Removed dist files
Fixed canPlaySource export that got lost in last release
Added line to the changelog
Release 4.5.1
Merge branch 'stable'

Conflicts:
  dist/video-js/video-js.css
  dist/video-js/video-js.min.css
  dist/video-js/video.js
Removed dist files