The project can be completed immediately by paying money.

Added parent-child relationship for some generals.
(This will not be reflected in old saved data.

When a general dies, the historical son of the general will be added to the candidate list.
Some generals may not be candidates if they are in another family or due to game specifications.
Some generals are not reflected in old saved data.

When vassal, the results of base proposals and changes in base values due to the actions of other generals at the time of the main command are now displayed in the log.