Only use _mm_stream_si64 in GCC >= 4.8.
Corrected typo in README.
Fix simple-uninstall so it works on 32-bit.
Move SSSE3 code to a separate library, this should hopefully fix some of the compilation issues in older GCC versions (32-bit).
Add GCC version number to version info.
Merge branch 'master' into glinject-next

Conflicts:
	src/AV/FastScaler_Scale_SSSE3.cpp
	src/Makefile.am
	src/Makefile.in
Avoid a compiler warning.