roxygenise after Ashley's fix for xformpoints.character
Fix handling of Transpose in cmtk.dof2mat/mat2dof

* this was broken with --transpose not being added where necessary
* resulting in numerous broken tests that I was ignoring because
  I thought they were due to CMTK version issues
tests for legacy and cmtk>=2.4 affine registrations
Merge pull request #3 from ajdm/master

Fix xformpoints to handle ~ in the path to a registration
Merge branch 'master' of github.com:jefferis/nat

* 'master' of github.com:jefferis/nat:
  Fix xformpoints to handle ~ in the path to a registration
Prefer cmtk in /usr/local/bin to /opt/local/bin

* since /usr/local would likely be self-compiled
re-roxygenise with roxygen2 v3.0
prepare v0.5
Always expand paths encoded as cmtkreg objects
Merge pull request #4 from ajdm/master

Fix cmtk to handle ~ in the path to a registration
Merge branch 'master' of github.com:jefferis/nat

* 'master' of github.com:jefferis/nat:
  Fix cmtk to handle ~ in the path to a registration

Conflicts:
	R/cmtk.R (conflict between transpose fix and path.expand)