Added phase modulation via _smSpecDistPhaseMod() to cmSpecDist().
Changed track score calculation in FrqTrk.
Added attenuation delay state to FrqTrk attenution stage.

Added _cmFrqTrkFillMap() to change width of suppression filter w/ frequency.
Shifted cmFrqTrkExec() to  follow non-linear xform in cmSpecDistExec().

Added cmFrqTrk to cmSpecDist and did initial real-time testing.

Initial addition of cmFrqTrk to cmSpecDist. (not yet tested).