Merge pull request #4 from ruuk/master

Add code from service.pushbullet.com (ruuk) ...that's one small collaboration, one giant leap for the add-on ;)
Merge pull request #5 from ruuk/master

Fix for error preventing authorization because of missing import
Clear playlist before playing files
Set User-Agent for direct media urls
Use xbmc.PLAYLIST_MUSIC for audio files
Version bump
Merge branch 'master' of https://github.com/elbowz/xbmc.service.pushbullet.git
Add Quicktime compatible user agent to .mov URLs