GitLab

Add USB protocol and chunking.

- Parse/Format errors correctly (long codes)
- Use standard 'Registers' service, fake 'getm' as long as it is
unimplemented
- Use 'Registers|getChildren' for each thread to activate the context
and use the names obtained from there instead of hardcoded register
names

At least display the errors it produces correctly.

Added adapter to work with TCF over WLAN.
Factor out common code for Symbian from TrkAdapter.
Improve message logging in TrkGdbAdapter, some cleanup.
Added new TcfTrkGdbAdapter based on TcfTrkDevice
in symbianutils based on JSON, using QTcpSocket.
To be started via special @tcf@ argument.
Rubber-stamped-by: hjk