Merge branch 'makefile_var_ordering'
Merge branch 'synfilt'
Work on examples for the synthesize filterbank block. The cleans up the simple example and adds a new example that synthesizes a number of signals and then channelizes them again. It displays the synthesized PSD as well as the PSD and time waveform of one of the channels that's specified in teh code.
Adding QA code for fir filter with buffer.
Adding a test example for the synthesis filter.
rearrange includes to always be: internal GR, external, with GR.
Merge remote branch 'gnuradio/wip/udp_source_sink'
Fixing up GUI windows to better scale with gtgui sinks.
Fixing benchmark loopback to work with new v2's of modulators.
Fixing benchmark program to work with original dbpsk/dqpsk modulations again (and saving the version 2 mods for those marked v2).
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