Update list for CwGet morse decoder
Options "Setup/Interface/Message channel" and "Setup/Interface/Exchange DLL channel" were made. Them are useful in SO2R mode when several copies of CwGet are running.
The "Multi-channel decoder" window was completely rewritten.
The "Setup/Interface/Output soundcard channel" option (Mono/Left/Right) can be used to select output channel of soundcard.
The Ctrl-U hotkey switches "Tuning Rig by" state between "NONE" and last selected tuning method.
The "Input soundcard channel" option can be used to select one of two sound sources connected to a single soundcard.
The command line argument "/c Filename" can be used now.