dirname() was doubly used for @loader_path
+[Class load] calls were crashing
dylib.conf - nicer support for frameworks
dyld-multilib.c: support for decision making on fat binaries
libstdc++darwin with ABI fixes
src/cxx removal
multilib support improvements for binfmt_misc registration
Regression fixes in libSystem
UC* unicode utilities support
Merge remote-tracking branch 'upstream/master'

Conflicts:
	CMakeLists.txt
	etc/dylib.conf
	src/dyld/MachOLoader.cpp
	src/dyld/ld.cpp
	src/libobjcdarwin/ClassRegister.cpp