Merge pull request #20 from alex116/master

Android doubletap support integrated into the iOS doubletap plugin
Update README.md
Merge branch 'master' of https://github.com/alex116/rhythmweb into alex116-master
tidied pull request #21 - added missing schema, tidied webpage by removing copyright and tidied copyright statement in plugin
assume queue if not a known playlist and tidied up massive indented if statement - issue #22