Add player.dispose() API documentation to api.md
Fixed due to feedback from code review

Fixed due to feedback from code review
Merge pull request #655 from johneke/master

Add player.dispose() API documentation to api.md
Exporting component.player. fixes #647
Close GH-659: Allow event handlers registered with one() to be removed with off().. Fixes #658
Adding line to CHANGELOG
Close GH-643: Fix Player.buffered() to more correct behavior.
Adding line to CHANGELOG
Close GH-654: Export createItems call to enable plugins to hook into process. Fixes #648
Adding line to CHANGELOG
Close GH-630: prevent default action for simple html5 media events. fixes #573, fixes #620 (duplicate bug).
Adding line to CHANGELOG
Merge pull request #660 from videojs/stable

Close GH-630: prevent default action for simple html5 media events. fixe...