Hotfix v2.1.1

* Fixed the debacle that was Patch v2.1.0

Less is More Update v2.1

Less hotfixes, more bugfixes!

Compatibility
* built-in savegame patch for games started in an earlier version of the mod

New Features
* implemented title holder change and law change cooldown
* added support for vanilla decisions
* title realm laws are inherited
* when two titles in the same de jure hierarchy have identical realm laws, the lower title merges into the higher title
* the global vassal contract opt-out has been replaced with an obligation opt-out: a vassal might have a specific tax obligation if it's been manually changed in a direct negotiation, but changing the levy obligation will still impact him
* added the list of vassals impacted by / vassals exempted from law changes to reflect this

Balance and tweaks
* authority progressbar now scales to current authority capacity
* child powerful vassals no longer get a submission penalty from not being councillors
* powerful vassal penalty from not being councillor cut down from -50 to -25

Bugfix
* reworked the backend to better track and fix bugs
* fixed title single heir succession laws not applying to lower tier titles
* fixed new feudal rulers not getting the contract obligation according to their liege's title realm laws, when applicable
* removed title gender realm laws as those break partition