tree 88736fbc063ca3965ce2abe7a32440bf2c543b67
parent e0782ab545485c791b07f58bec9c949eee8673ef
author Hao Zhu <haozhu233@gmail.com> 1515522601 -0500
committer Hao Zhu <haozhu233@gmail.com> 1515522601 -0500

update footnote doc; fix a bug in row_spec