am 1b188923: am 6f412906: am f9ed55be: am 3c315c90: am 42c22d04: Merge "Doc change: Edits for final SDK and dev preview 3. Add selector to manage landing page image." into mnc-dev

* commit '1b188923d4ede989b89f71a75c831f2369895e0b':
  Doc change: Edits for final SDK and dev preview 3. Add selector to manage landing page image.