Cleaned up the unit tests

Removed unused test files.
Added unit_tests_with_hardware dir and __init__ file.
Added a hardware_setup.py file to hold the
config of the local hardware.

BUG=chromium:272493
TEST=run_all_tests.py

Change-Id: I2011e5636c9dc34b4414840ae0f31c0298fdcc77
Reviewed-on: https://chromium-review.googlesource.com/182874
Reviewed-by: Prathmesh Prabhu <pprabhu@chromium.org>
Commit-Queue: Byron Kubert <byronk@chromium.org>
Tested-by: Byron Kubert <byronk@chromium.org>
5 files changed