+commit f401eac2c68284fc5255d6d66f1adbcef0454b99
+Author: K.Ohta <whatisthis.sowhat@gmail.com>
+Date: Fri Jan 19 02:19:33 2018 +0900
+
+ [DOC] Update ToDo.
+
+commit a82de81cd7a594e24f091fba6d034487ed47009e
+Author: K.Ohta <whatisthis.sowhat@gmail.com>
+Date: Fri Jan 19 02:03:38 2018 +0900
+
+ [DOC] Update documents to release.
+
commit 9376345bc1270e2a76db816636b645e744d09e82
Author: K.Ohta <whatisthis.sowhat@gmail.com>
Date: Thu Jan 18 21:28:04 2018 +0900