Add some docs and warnings to PageController.page (#13509)
* partial * add doc and warning * add correction * review * fix test
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xster committed
c3c3b68bf7ca6132b25ba52cfb4bac002cacf99a
Parent: 6b68037
Committed by GitHub <noreply@github.com>
on 12/14/2017, 3:32:59 AM