Merge branch 'stable-2.16' into stable-3.0
* stable-2.16:
ReplicationIT: fix flakiness of shouldReplicateNewBranch
ReplicationIT: remove dependency of ReviewDb/NoteDb
ReplicationIT: Add a test that HEAD update is replicated
ReplicationIT#shouldReplicateNewBranch: Create branch on local project
ReplicationIT: Don't swallow exceptions on failed repository operations
ReplicationIT: Fix typo in method name
AdminApi: Reintroduce return value of methods
Store replication tasks instead of ref-update events
ReplicationIT: Don't swallow exceptions on failed repository operations
ReplicationIT: Add explicit test for replication of new branch
ReplicationIT: Change test method name to reflect actual operation
Allow AdminApiFactory to be replaced dynamically
Adapt project creation to use ProjectOperations.
Change-Id: I3d9cd916be200f1935be2a60d9a4e715e4b859a3
