Merge "Merge "docs: Clarified how multi-window applies to activities in task stack" into mnc-mr-docs am: a23e28f am: fbb8b65 am: 3832614" into nyc-dev
am: 376b149

* commit '376b149abd5f50c75ba08d686c275a1048d6fcda':

Change-Id: I6b8ff4100e4ccb16bd03bad068b7889fb26c6d27