Spelling & formatting doc fixes
Spelling & formatting doc fixes

Change-Id: I5ce5183a2721aaec2a3baf5bbcb366ad323281f7

ramsateesh/designate,ionrock/designate,kiall/designate-py3,cneill/designate-testing,cneill/designate-testing,grahamhayes/designate,tonyli71/designate,cneill/designate-testing,cneill/designate,openstack/designate,openstack/designate,muraliselva10/designate,grahamhayes/designate,openstack/designate,ionrock/designate,cneill/designate,cneill/designate,kiall/designate-py3,ionrock/designate,kiall/designate-py3,kiall/designate-py3,cneill/designate,ramsateesh/designate,muraliselva10/designate,kiall/designate-py3,tonyli71/designate,tonyli71/designate,cneill/designate,grahamhayes/designate,ramsateesh/designate,muraliselva10/designate