Issue #113 - update extension with new registration options
Merge branch 'master' into update-carma

Conflicts:
	carma.s4ext
Carma extension has been renamed to Cardiac_MRI_Toolkit
Carma extension renamed to Cardiac MRI Toolkit.
Merge pull request #341 from millerjv/update-carma

Updates to the extensions from CARMA. The extension is now called the Cardiac MRI Toolkit