5 Commits

Author	SHA1	Message	Date
Sunrim KIM (keen)	54eed63df6	implement history manipurating procedures	2014-08-09 06:32:13 +09:00
Sunrim KIM (keen)	a64439232a	cosmetic changes	2014-08-08 07:16:09 +09:00
Sunrim KIM (keen)	88f9fac5a2	implement useful procedures	2014-08-08 06:27:43 +09:00
Sunrim KIM (keen)	beee153074	don't initialize history (it seems not to be necessary, though I'm not confident	2014-08-07 18:07:18 +09:00
Sunrim KIM (keen)	6b9a7788e1	add scratch	2014-08-07 16:35:33 +09:00