tree 21dc759258d0be035a902c79226a05e1cb389840
parent a65c2d9ba51b4bddb87dfd08581ced199a79deb2
parent 9c40539b6347e877f7763d0851b60e7e9d540a94
author Hao Zhu <haozhu233@gmail.com> 1493645417 -0400
committer GitHub <noreply@github.com> 1493645417 -0400

Merge pull request #6 from GuangchuangYu/master

do nothing if not latex or html output