cleanup

- move documentation
- drop unneeded files
Removed hardcoded WAEDC-specific codes
Merge remote-tracking branch 'airween/waedc-qtc' into waedc-q
cleanup

- drop not used functions
- cleanup includes
Drop unused code
cleanup

- drop not needed exports
- drop double mentioned keywords from man page
integrate tcget/setattr

- drop unneeded local variables
- some cleanup
- move initialization to ui_init()
- fix restoration of stdin behaviour
Merge pull request #1 from dl1jbe/waedc-qtc

Waedc qtc