Adding excludeFromSuggestions, wear preview project path, and android...

Adding excludeFromSuggestions, wear preview project path, and android wear/tv/auto/versions projectsw to template

b/31771704 b/31903798 b/31773716

Staged:
https://android-dot-devsite.googleplex.com/about/versions/nougat/index.html
https://android-dot-devsite.googleplex.com/index.html
https://android-dot-devsite.googleplex.com/wear/preview/index.html

Change-Id: Idf9893f9d108c26038ead06c84de771e21b89f37