Merge "docs: Added recommendation to use jCenter dependency for Volley am:...
Merge "docs: Added recommendation to use jCenter dependency for Volley am: 5b0b1fcd am: 108798d1" into nyc-mr1-dev-plus-aosp
am: 906ad46b
Change-Id: I11a045d6266a5517d837800f578ee8611d092b32