Adds more descriptive intro/descriptions and better screenshots. am: 13d34222 am: a875fb6f am: d39cd8a0 am: fa8730d7 am: d13f63ba * commit 'd13f63ba': Adds more descriptive intro/descriptions and better screenshots. Change-Id: I227c0c9e8c8d7ffa5135cb31a64405e22f24f9dd