First version of img2imgcoord and img2stdcoord
fixed typo
changed use of os.unlink in favour of os.remove
correcting docstrings of the utils file
Merge branch 'master' into enh/FSLimg2coords

Conflicts:
	CHANGES
Merge pull request #888 from oesteban/enh/FSLimg2coords

FSL new interfaces: img2imgcoords and img2stdcoords