added a	code update facility to	update code at whim without haveing to re-run the whole	installer
This is a git-svn project, send back to svn with the following commands	      to an uninstall	script to remove things	it has done.

git-svn-id: svn+ssh://civmxsrv2.duhs.duke.edu/Users/civmsvn/svn/repos/workstation_code/trunk@2138 d41079a3-eaa1-4f09-8506-b324c47726bb
updated the checking section of code to say we didnt find matlab on non-mac systems .

git-svn-id: svn+ssh://civmxsrv2.duhs.duke.edu/Users/civmsvn/svn/repos/workstation_code/trunk@2139 d41079a3-eaa1-4f09-8506-b324c47726bb
fixed an issue with pattern when whitespace or file paths were part of the pattern causing a failure.

git-svn-id: svn+ssh://civmxsrv2.duhs.duke.edu/Users/civmsvn/svn/repos/workstation_code/trunk@2140 d41079a3-eaa1-4f09-8506-b324c47726bb