tree 9fbd731f4b421be7df0c7e7edb5b1a31b383c85b
parent 24bf30c9a6e9ebd5d7c05ab0f8116d673f1d6c2c
author Hao Zhu <haozhu233@gmail.com> 1548143746 -0500
committer Hao Zhu <haozhu233@gmail.com> 1548143746 -0500

increase version; add news and add tests