corrected wx fft vertical label from amplitude to power
wxgui: use complex_to_mag_squared instead of complex_to_mag in wxgui fftsink_nongl
wxgui: corrected errors in wxgui fftsink_gl sample re-ordering
qtgui: corrected errors in qtgui frequency sink (f and c) sample ordering
Merge branch 'mossmann_qtgui'
Merge branch 'master' into next