CBL iOS: remove references to persistent replication
Merge branch 'stage' of https://github.com/couchbaselabs/docs-ng into stage
2.5 DB typos, 2.5 AG - 2 Rebalancing sections. Changed Admin Tasks > Rebalancing to Rebalancing tasks. Also, a couple of other minor things.
2.5: autofailover & partitions update (perry's notes)
1.8, 2.0-2.2: autofailover & partitions update (perry's notes)
CBL concepts: edits
Merge branch 'stage' of https://github.com/couchbaselabs/docs-ng into stage
CBL concepts: another edit