Tweak to make sure tests/gatk,2.R works if (another) alignment with the same name already exists.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/aroma-dots@3613 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
o Added argument 'pathnameLog' to gatk().


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/aroma-dots@3614 edb9625f-4e0d-4859-8d74-9fd3b1da38cb