Author: Manjeet Singh Bhatia
Revision Date: 2019-05-10 21:24:05 UTC

update devstack installation doc and add zuul.

This patch update devstack documentation for enabling
networking-omnipath with devstack. The .gitreview info
is also being added. It also adds basic job template for
py27, py35 and coverage jobs.

Change-Id: I2e6007ad4d93567ed4868ab4d9442a96664d2981