GNU Radio Core has seen the addition of many new features and bug fixes of
which some are listed below:
* bugfix in multiple stream support
* addition of AGC to GMSK code
* new accessor for threshold
* new bits_per_baud parameter to handle QPSK
* new function to enable realtime scheduling
* new set_sample_rate method
* new set_n method
* new differential decoder
* new general purpose block for searching for access code
For more details see gnuradio-core/ChangeLog file
* new squelch block
* support for hierachical blocks
* new block gr_rms_cf and gr_rms_ff
* new forecast method to gr_simple_framer
* new block gr_filter_delay_fc
* new gmsk