adding parallel foreach if we end up with several dirs for mp3 lookup
parallel checking the files
removing fair queue refactored
scan in parallel, parallel in search (small changes)
Merge remote-tracking branch 'ErikP/master'

Conflicts:
	SongRequest/SongPlayer/SongLibrary.cs
css cleanup
minor refactoring configReader
minor refactoring DynamicHandler
minor refactoring using ??
Removed useless queue border
Added optional player.startupvolume config setting
Removed obsolete images
Client now uses angularjs
Added sorting
Better queue display
Check if client is allowed before processing request
Added ability to set min/max volume in config
Added Genre & Year to song
Made columns a bit more fixed