[patch] Use FFTW from trunk

[Jules Bergmann]

Update to use 'fftw/trunk' (instead of 'fftw/vendor/3.1.2') for GPL 
snapshots.  'fftw/trunk' is 3.1.2, plus our GreenHills/MCOE changes from 
3.0.

Patch applied.

				-- Jules

-- 
Jules Bergmann
CodeSourcery
jules at codesourcery.com
(650) 331-3385 x705