| Wed, 30 Dec 2009 19:58:22 +0100 | wenzelm | unified Command and Command_State, eliminated separate Accumulator; | changeset | files |
| Wed, 30 Dec 2009 18:22:10 +0100 | wenzelm | removed experimental history panel; | changeset | files |
| Wed, 30 Dec 2009 17:48:58 +0100 | wenzelm | more explicit modeling of Command and Command_State as Session.Entity; | changeset | files |