am 9de13839: am d886d128: am efa92b0b: am f32cbc3d: Doc Change. Update docs to remove "Preview" from dev console, update screenshots, change key info for licensing/billing.

* commit '9de1383960314eed43c4df1c0bcc82cd883bd76f':
  Doc Change. Update docs to remove "Preview" from dev console, update screenshots, change key info for licensing/billing.