run-docker: add argument passthrough

Add capability to pass arguments through to unit-test.py.  For example
to instruct unit-test.py to repeat tests 100 times use:

EXTRA_UNIT_TEST_ARGS="-r 100"

or just:

EXTRA_UNIT_TEST_ARGS=-r100

Change-Id: I0bd665070c69ff4f61b14fcc5a22bb6dd8ee2d30
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
1 file changed