Sonos: Add a feature-procedure for retreiving the devicename of the masterplayer of a group.

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Sonos: Add a feature-procedure for retreiving the devicename of the masterplayer of a group.

Sonos: Add a feature-procedure for retreiving the devicename of the masterplayer of a group.View Changes

Source: Sonos: Add a feature-procedure for retreiving the devicename of the masterplayer of a group.