Change the diff arguments to a more canonical order  in the run_diff script of the ProbABEL test suite. 
Thanks to Latchezar (Lucho) Dimitrov  <ldimitro@wakehealth.edu> for suggesting this on the mailing list (http://lists.r-forge.r-project.org/pipermail/genabel-devel/2014-March/000990.html).


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/genabel@1631 edb9625f-4e0d-4859-8d74-9fd3b1da38cb