cobalt-mk2: shortlog

shortlog

Sun, 19 Apr 2015 22:33:39 +0300	Teemu Piippo	- store expression and tokens as members of Calculator rather than being passed around as parameters	changeset \| files
Sun, 19 Apr 2015 22:02:02 +0300	Teemu Piippo	Major refactor: moved calculator routines into a Calculator class.	changeset \| files