Update git submodules
Update git submodules

* Update plugins/replication from branch 'master'
  to 13cefb724df786d254ecbc24261589ab473be267
  - Merge "ReplicationState: Streamline getRefStatus()"
  - ReplicationState: Streamline getRefStatus()
    
    Don't call contains() and then get(), use the result from get() to infer
    contains().
    
    Change-Id: Ia42f7c552a3408133934616c818b2b39cdc009c3
    
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