Adds more descriptive intro/descriptions and better screenshots. am: 13d34222 am: a875fb6f am: d39cd8a0 am: fa8730d7 am: d13f63ba am: c9f42c63 * commit 'c9f42c63': Adds more descriptive intro/descriptions and better screenshots. Change-Id: I0824da4186990859542a32ada6ca2b398ebe7d5c