tree ab16e7a5a80e9a88ccffe9b4c00bb8362e377383
parent 292b38706f205077798b6a4915f366f5d82931f5
author Haoming Zhang <zhm1993zhm@gmail.com> 1497572569 -0700
committer Haoming Zhang <zhm1993zhm@gmail.com> 1497573887 -0700

fix bugs