Adds various settings access via SSC command and fix to networking issue

Improvement(s)

? Network modes of the SL MCR DW can be changed via SSC command

? All IP settings (Ethernet and Dante) of the SL MCR DW can be set via the SSC command

? Dante settings can be set to factory default via SSC command

? Support of improved audio level metering in Sennheiser Control Cockpit. Up to now, the Audio Mix Tab has shown the transmitter gain. Now the gain after the gain slider is displayed.

? The SL MCR DW will restart automatically after changing the network settings to ensure correct IP handling

? The SL MCR DW supports TCP communication for SSC commands

? New Location command for SL DW. A location name with up to 400 bytes can be stored in the SL MCR DW and the SL Rack Receiver DW via the SSC command

? Note: At this point, all features mentioned above can only be activated via the SL Rack Receiver DW itself or via the SSC command for the SL Multi-Channel Receiver DW. For the Sennheiser Control Cockpit, they will be implemented in an upcoming release.

Resolved Issue(s)

✔ ️It could happen that the SL MCR DW did not keep the IP address when a DHCP server appeared. This bug has been resolved.

Known Issue(s)

❗ A downgrade of the SL Multi-Channel Receiver DW is only possible with a Control Cockpit version higher than 4.2.0. After a downgrade afactory reset must be performed.