Ticket #208 (task)

These files need converting:

./gr-usrp/src/qa_usrp.py

./gr-video-sdl/src/qa_video_sdl.py

./gr-comedi/src/qa_comedi.py

./gr-gsm-fr-vocoder/src/python/encdec.py
./gr-gsm-fr-vocoder/src/python/qa_gsm_full_rate.py

./gr-howto-write-a-block/doc/qa_howto_1.py

./gr-pager/src/qa_pager.py

./gr-radio-astronomy/src/python/qa_ra.py
./gr-radio-astronomy/src/python/ra_fftsink.py
./gr-radio-astronomy/src/python/ra_stripchartsink.py
./gr-radio-astronomy/src/python/ra_waterfallsink.py

./gr-sounder/src/python/sounder.py