Merge branch 'stable-3.4' into master

* stable-3.4:
  Allow using pull-replication on replica nodes

Change-Id: Ic051cddcc98e0d10a1ba926cd5a3a1246e05b4fd
tree: ca1af314b6c001687650e5e196db59a30d989c43
  1. src/
  2. BUILD
  3. Jenkinsfile
  4. LICENSE