n4.4.7
swscale/ppc: Move VSX-using code to its own file
swscale: Replace illegal vector keyword usage in altivec code
lavu: move LOCAL_ALIGNED from internal.h to mem_internal.h
lsws/ppc/yuv2rgb_altivec: Fix build in non-VSX environments with Clang
Merge remote-tracking branch 'qatar/master'
ppc: don't return a value from a function declared void