Tagged by CORD Jenkins version-tag job: 95, for Gerrit patchset: 35071
Update docs.voltha.org release version matrix.

  o Document more caveats for releasing indivdiual repositories.
  o repo:ci-management must be released twice:
    - first to establish a branhc for pipeline jobs.
    - second to update dependent versions after downstream repos have been released

Change-Id: I33d7f2442a1d4ea45a48caef0e49df92988cc2ce
10 files changed