monkey patched in support for direct play by URL

you can now call the klangbrett with /#1934  and it will play that sound, or /#vorhersehbar
Merge pull request #1 from lawl/patch-1

monkey patched in support for direct play by URL
playlist direct play support
Merge pull request #2 from lawl/patch-1

playlist direct play support
added the sass and haml files
added mp3 version
added mp3 sources
fixed the css color
mergefoo
merged lawls pull request