Merging ofdm2 branch -r7047:7321 into trunk. This updates the OFDM code to hier_block2 in blks2impl and removed from blksimpl. The new codeimplements a decision feedback sync loop to lock the phase/freq, removes two unnecessary premables and performs frame sync and equalization off...
Merging OFDM features branch r5661:5759 into trunk. OFDM works over the air with BPSK and QPSK modulations on subcarriers. Passes make distcheck.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@5761 221aa14e-8319-0410-a670-987f0aec2ac5