Made a couple minor textual documentation / typo fixes.
Made a couple minor textual documentation / typo fixes.

Change-Id: I8473a41cacb0a39aa0880e7b22fdc33e7717f54e

tianshan/oslo.config,JioCloud/oslo.config,shad7/oslo.config,metacloud/oslo.config,citrix-openstack-build/oslo.config,varunarya10/oslo.config,magic0704/oslo.config,citrix-openstack/build-oslo.config