Merged -r6847:6850 from eb/trial-merge into trunk. This changeset
contains the modifications required to cross-compile GNU Radio for
the Cell processor. For directions, see CrossCompilingForCell

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@6852 221aa14e-8319-0410-a670-987f0aec2ac5