Added: training+data, headers, joint chopper, freq/timing ack/tracking with Kronecker filters
corrected cdma_parameters to account for non-integer divisions...
made tx and rx hier blocks and added separate tx/rx files
eaning up apps dir
cleaning up apps dir
cleannning up
fixed error setting onoff=1
minor fixes
fixed chopper block so that it does not chopif no flags are present
cleaning up
clean up
added an simple example on freq/timing/acq_tracking
renamed some blocks and cleaned up
deleted timing parameters file
updated licence info
fixed bug after deleting timing_parameters file
added documentation on C++ blocks and xml derivatives
 added documentation for python blocks
added documentation of python blocks
added documentation for grc blocks