tree 10c743e72230ce78f3fb7773af58c5faff33fa57
parent 700da5cb477981c8ae7910953e85633feb7221ae
author Hao Zhu <haozhu233@gmail.com> 1499105014 -0400
committer Hao Zhu <haozhu233@gmail.com> 1499105014 -0400

add midline/cline support to collapse_rows