Merge "Pass -yaml to ds builds to generate _book.yaml version of reference...
Merge "Pass -yaml to ds builds to generate _book.yaml version of reference TOC." into mnc-mr-docs am: 5d8d5112
am: 6049306d
* commit '6049306d':
Pass -yaml to ds builds to generate _book.yaml version of reference TOC.
Change-Id: I6b6a65147254b0d2ba5ec6aa52429819ddca9b77