AiffReader is now derived from newly created class AbstractSource which can also be used for signal generations (nyquist, sines, etc).
Plugin and descendants now supporting channels param
Input format for process method of Plugin class changed to interleaving channels
BeatDetector renamed to LowPassFilter and now supporting any number of channels
RMS plugin is also supporting more than one channel now
pack_to_32 helper generalised to pack_to_int
Support for multichannel signal added
pylab_tools.py now contains handy helpers for signal displaying (including support for multichannel signals)
wav export disabled until multichannel issues will be resolved
Plugins stack class slightly updated but still is not finished
stereo sample added (thanks to Yuriy Shilnikov for the backing track)
processing_test.py updated to use new helpers and interfaces