CM3D patches that I know of

110128: CM3D (initial release) + gold disc

110624: skill pack (+ gold disc 2, I think) - adds more sex positions and I think also enables 3p when you've completed the game and can have more than one maid

111028: natsu plugin

111125: seikaku pack + gold disc 3 - adds two new personalities; aneppoi do-S  & somce imoutoppoi

120127: fuyu plugin

120323: skill pack 2 - haven't tried