Add YoutubePlaylist
YoutubePlaylist inherits from Youtube
Change YoutubePlaylist provider to YouTube
Document YoutubePlaylist within the README
Fix broken methods within YoutubePlaylist that have been inherited from Youtube
VideoInfo == spec
Merge pull request #42 from karlentwistle/master

Add YoutubePlaylist support
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/video_info.rb
Add dailymotion details in README.md