Merge \\"remove \\"referenceonly\\" flag from the offline-docs build. Add new...

Merge \\"remove \\"referenceonly\\" flag from the offline-docs build. Add new offline-docs-referenceonly make rule. And update online-sdk and offline-sdk to use the new site templates.\\" into nyc-dev am: 83f71845
am: 68d98965

Change-Id: I729284b793399191b9a53d5e507126a48de820ed