Merge changes I7fe77245,I75b089b8,Iafa250ce
am: 7c45b82139

* commit '7c45b82139e8a5ec27f263d3e2e7a9d6083e7e07':
  adb: clean up quotes in test_device.py.
  adb: mkdir the correct directory name when pulling.
  adb: cleanup file skipping logic.