Quick fix in order to enable groovy integration

Not weaving classes from core groovy packages. This fix harcodes
the package names and the filtering strategy. This should be parameterized
and generalized so that apo user may specify which pacakges must not be instrumented

git-svn-id: https://xp-dev.com/svn/uqbar/projects/apo@742 e1a88654-4610-4beb-b2e6-8ed2f74c6698