tree d4010a1a5b137552a04cd6a45871db53040717dd
parent 474cca52a3fb063c71b22d7440933cee3f2f5417
author Feng Xiao <xfxyjwf@gmail.com> 1494628148 -0700
committer Feng Xiao <xfxyjwf@gmail.com> 1494628148 -0700

Revert guava depedency to version 19.