Merge pull request #44 from ning-yu/master

Spotify controls added
Merge pull request #45 from ning-yu/master

Spotify disconnect bugfix
Merge pull request #46 from ning-yu/master

Spotify search and add to queue
Different Icons for Spotify Tracks
Styling Update System
Styling Update System
Play Spotify on double click
Fix Double Click action on WebRadio
Direct DSD and DSD Over PCM Support
1.5 MOTD