
License headers were missing from test files. Also remove empty tests/util.py file. Change-Id: Iecd13930c4c4b4c5235f13274f92e56a3f9a75f5
License headers were missing from test files. Also remove empty tests/util.py file. Change-Id: Iecd13930c4c4b4c5235f13274f92e56a3f9a75f5