Fix build for linux and OSX ...

- no need to include libuuid after all [ wasn't used :( ]
- complete build instruction of OSX, ext2 filesystem tools might be needed,
if the build fails with libuuid errors

Conflicts:
	main/c/ibs/src/gnu/libuuid/include/all-io.h
	main/c/ibs/src/gnu/libuuid/include/c.h
	main/c/ibs/src/gnu/libuuid/include/randutils.h
	main/c/ibs/src/gnu/libuuid/src/gen_uuid.c
	main/c/ibs/src/gnu/libuuid/src/randutils.c
Add profile for OSX build
Add jSCSI target in gitignore