added better handling for finding matlab in dependencies.
Added better biggusdiskus handling in inst-shell

git-svn-id: svn+ssh://civmxsrv2.duhs.duke.edu/Users/civmsvn/svn/repos/workstation_code/trunk@2178 d41079a3-eaa1-4f09-8506-b324c47726bb
added a start to auto install imagej

git-svn-id: svn+ssh://civmxsrv2.duhs.duke.edu/Users/civmsvn/svn/repos/workstation_code/trunk@2179 d41079a3-eaa1-4f09-8506-b324c47726bb
Merge branch 'master' of github.com:jamesjcook/workstation_code
merge prep for svn