fixing hfx.py for proper uhd support - tuning was negative of desired change, removed  antenna tuner support
update README
analog: white-space fixes
analog: disable deemph for tau=0.0 in fm_demod
Fixed other issues with app - changes to fft display - still missing 'tune on click'
fixed click to tune, click mouse on fft display will tune to that frequency
volk: add regex option to profile

If the given regex does not match any substring in a kernel name
then return 0 from run_volk_tests, otherwise execute the tests.
Defaults to a regex of .* to run everything, and no regex which
also runs everything for QA.
digital: HPD now supports time- and other special tags, can mark rx-time of packets
digital: HPD consume-behaviour adapted to allow for trigger jitter
Merge remote-tracking branch 'cswiger/master' into hfx
grc: For "No GUI" option, you can now choose which terminal type you like
grc: move xterm pref to Constants.py
grc: format xml fail msg to support python 2.6

In Python 2.6 arguments are needed in the string being formatted, otherwise the error message causes another error.
Add a lookup table to the encoder inner loop for byte mode only
(used by the ATSC transmitter).
doxygen: fixed documented include paths

* Docs say #include <gnuradio/blocks/add_ff.h> instead of <add_ff.h>, etc
filter: added a ccc version of the pfb_arb_resampler block.
uhd: hf_explorer example: Added some more options for better handling of rates.

Uses aribtrary resampler to convert from input rate to the requested audio rate.
qtgui: forces min/max sliders for qt_sink waterfall plots to be horizontal.
Merge branch 'maint'
qtgui: in sink_c and sink_f, use volk_malloc/volk_free instead of new for buffers.