Stations update

- removed [ The Real Things.Radio ] group - The Real Things.Radio - Space channel moved to [ Ambient ] group

[ Metal ]
- removed 525 Power Tracks
- removed SnakeNet Metal Radio
- fixed ChroniX Aggression
- fixed ChroniX Grit
- fixed ChroniX Metal
- fixed Gotham Radio

[ Chillout ]
- fixed LifeisSound.com

[ SomaFM ]
- added Underground 80s
- added Black Rock FM
- added Underground 80s
- all URLs updated

[ Trance ]
- removed www.derhardstyle.ch
- removed RauteMusic.FM (duplicated in [ RauteMusic.FM ] group > Club)