tree a3abdc8c889cf7474635766fbcc8fbd4d8b8dff6
parent 45c55fada863a43466e432b6d538c3b746dabee9
author Kei Sawada <k@swd.cc> 1528201623 +0900
committer rodric rabbah <rodric@gmail.com> 1532358755 -0400

fixed a few errors and typos