ofdmflexframe: fixing typo in 'help' (SNR is nominally 20 dB, not 30)
doc: removing unnecessary circuits tikz library include
freqmodem: reverting modulator to basic trapezoidal integrator

  * apparent linear-phase integrator had stability issues
  * was causing many 'nan' output samples
  * not sure what the problem is, but trap integrator is fine
Merge branch 'master' of liquidsdr.org/newdoc
doc/msresamp: adding a bit of color to figures
Merge branch 'master' of ssh://50.116.63.58/home/jgaeddert/git/liquid-dsp
equalizer/build: fixing debug macro use (thank P. Sutton)
Merge branch 'master' of liquidsdr/master