Bump version number to 10.28.0 for release.

Bump version for RC.

Tag for release 11.6.0.hotfix.1

Release 11.6.0

Full Release Notes: https://github.com/opscode/chef-docs/blob/584310c31f4b7171a5bdf7c23c34c260e7a01a71/chef_master/source/release_notes.rst

Bump up version for RC.

Dev Version 11.8.0 Alpha 0

Bump the version number for RC.

Bumping the version number for the release candidate.

Bumping version number for release candidate.

Bump Version to 11.6.0.rc.0 for Testing Release