040000 tree 181f9bfa450d4c4243c2edaf1b356e7d12e79b6a	core.tests
040000 tree b88689ade89c8e3e20f1c6a4f60b21c568ee2fc4	core
040000 tree 0bea07f5a61880c4f4112b63e88d5b4dd8f3e6ee	junit
040000 tree 4298c6a9f0c2e425330de85849fc18af09f3309d	obr