Tagged by CORD Jenkins version-tag job: 93, for Gerrit patchset: 35064
Add to VOTLHA release process documentation.

overview/release_process.rst
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  o Document repo:ci-management as a core release dependency.
  o Downstream repos cannot be tested until ci-management is branched.

howto/release/repositories/voltha-docs/
howto/release/repositories/voltha-lib-go/
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  o Create skeletons for release documentation.

howto/release/repositories/ci-management/misc.rst
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  o Document releasing ci-management.
  o bttb.sh script used for {tag-branch,branch-tag}ing.
  o Embed rst anchors so the doc can be :ref:erenced as a dependency.

Change-Id: I1920b160d99916f8147a89f2f74562f6c595c969
11 files changed