TEST: Updating run script so it uses nosetest only if requested.  This allows it to run the integration tests also very nicely.
TEST: Updating run script so it uses nosetest only if requested.  This
allows it to run the integration tests also very nicely.


dmsurti/mayavi,liulion/mayavi,liulion/mayavi,dmsurti/mayavi,alexandreleroux/mayavi,alexandreleroux/mayavi