This commit is a follow-up of "switch to using stestr"
which was merged already [1].
After switch to using stestr, testrepository and .testr.conf
are unnecessary and should be removed.
[1] https://review.openstack.org/576862
Change-Id: I9f35e4f1341848a62a143b7f7150f2b845575861
- Force pep8 to use correct python interpreter
- Add py27 checks
- Use smaller requirements file for pep8 checks
Change-Id: I4a2a642f60c17986739355187c67f403febb79fc