Fixed a problem with rom to ram. (which can produce error "cannot move location counter backwards")
Merge branch 'master' of git://github.com/mossmann/libopencm3
Merge pull request #19 from TitanMKD/master

Fixed ROM to RAM linker script problem
Merge branch 'master' of https://github.com/mossmann/libopencm3
Cleanup M0 makefile to avoid copying file from lpc43xx(M4) directory.
Merge pull request #20 from TitanMKD/master

Cleanup M0 makefile to avoid copying file from lpc43xx(M4) directory.