Renamed CTL_STATE_GET_TYPE -> CTL_STATE_GET_VERSION
Unsolicited keyer commands were not shown in DEBUG1 output
Added handling of JUST RESTARTED keyer command
Added warning upon USB RX OVERFLOW command from keyer
Re-initialzation because of JUST RESTARTED command only if keyer is online
Added tcflush() after opening USB serial device
CHANGES file updated
Bumped version to 0.50rc2
Don't send data to VSP if it is opened write only
Changed IVAL_HEARTBEAT back to 2 after tests
Respect MAXCON parameter in TCP connector
TCP module did not send out any data
Send error response according to MCP protocol
Fixed memory leak
MCP command FRD did not set directControl = 1