add MAC (Accelerate Framework) and ESSL definitions
initial A15 config (no kernels)
rename from machine name to architecture name
Merge branch 'master' of https://github.com/ericvh/blis

i want a2434299e5421ebb5570306e4f5ff641230f4ddd from Eric
obfuscating rm is silly
Merge branch 'master' into google

Conflicts:
	config/clarksville/bli_config.h
	config/dunnington/bli_config.h
	config/dunnington/kernels
	config/power7/bli_config.h
	test/Makefile