Merge branch 'stable-3.7' into stable-3.8

* stable-3.7:
  Set version to 3.7.10-SNAPSHOT
  Set version to 3.7.9
  Update Getting Started to Gerrit 3.7.8

Release-Notes: skip
Change-Id: Ice602304fe9c3703a735b6f1adc4e4923868304e