cmake: Added Fedora 18 packaging information
cmake: Allows Unix systems with /usr/lib64 to use Boost installations in non-standard locations
core: adding gr_random_pdu message passing block
adding gr_fastnoise_source and making it the default for gr_channel_model
this is a 4x-6x speedup depending on the processor/os
Merge remote-tracking branch 'ncorgan/cmake_boost_fix'
Merge remote-tracking branch 'ncorgan/fedora-18-cmake'