tree a902949fc5df27336b385b7bc83149e9bd9dfb59
parent 0b03b4b143234302f098ea18de3c32658b455eca
author Evan Charlton <evanc@google.com> 1389627451 -0800
committer Evan Charlton <evanc@google.com> 1391197562 -0800

Enable proguard

Enable proguard for optimization (not obfuscation) to strip all of
the unnecessary methods, such as the majority of Guava.

Change-Id: Ic632ff6ae3b1a4c058090d843937867b3cde4447