tree 0f624acd836e686b90b50d50acb75a3612b7b578
parent 8060c75a9a0f082826ee01527895cd15c0fda4e9
author Hao Zhu <haozhu233@gmail.com> 1499124789 -0400
committer Hao Zhu <haozhu233@gmail.com> 1499124789 -0400

remove add_header_left entirely
update rd files
improve package documentation based on @wibeasley's suggestion