core: Add min_noutput_items to gr_block.
utils: added modtool
utils: modtool now installs an example dir instead of the bz2
utils: modtool minor updates
modtool: added copyleft headers
modtool: dir template update (added list for sources)
modtool: more flexibility w/ adding and removing entries
modtool: newmod uses gr.prefs or --srcdir
modtool: bugfixes
modtool: cleanup, bugfixes
core: Enabling msg_connect within python blocks.
modtool: bugfix, BLOCK_MAGIC should appear before %include
modtool: fixed block_magic and %include order
uhd: reset gain defaults to None
uhd: fixes audio_alsa_sink busy
Update gr-uhd/examples/python/usrp_am_mw_rcv.py
uhd: fixed default midpoint gain
Merge branch 'm_alsa_busy_fixes' of https://github.com/m0mik/gnuradio into m_alsa_busy_fixes
uhd: fixed receive_path()
uhd: added click to change freq