Turn on bashate and ansible-lint testing in gate
Turn on bashate and ansible-lint testing in gate

This patch makes style checking using bashate and ansbile-lint
executed with the command 'tox -e pep8', to execute them in
gate testing.

Note:
If you want to execute pep8 only, run 'tox -e pep8python'.

Change-Id: Ia481ae6dc2a0bfd0c1b755fb16c71010c7938220

openstack/storlets,openstack/storlets,openstack/storlets,openstack/storlets