started on integration tests

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>
allow filtering driver integration tests

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>
added helper script for running tests in docker

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>
update travis to skip integration tests

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>