Merge "Generate reference nav to _book.yaml for devsite builds." into...
Merge "Generate reference nav to _book.yaml for devsite builds." into mnc-mr-docs am: dc55c972 am: 16c30a64 am: f1929d41
am: 5eee82cf
* commit '5eee82cf':
Generate reference nav to _book.yaml for devsite builds.
Change-Id: I33b3a1fa06f8ec43458e9d3726edffe8ab95f60c