Spytify 1.6

• added audio virtual cable device to Spytify #103
• added languages german and dutch
• valid sound device channels on mount #172
• added new error exception handler to view/explore and email support (me) #181
• automatic adjusting of the loudness slider to the system loudness #118
• mp3 tags now use only the biggest art instead of having all sizes added #126
• tracks with only the extended title different are flagged as identical #147
• sub-folders for album title when available #166
• valid arts are available before creating track MP3 tags #178
• spotify api renew token #180
• spotify audio detection was flagging first track as an ad #194
• set mute ads on mount when enabled #196
• browse folder dialog is always titled in french #144