* Add CompRegistry methods to EntManager / CompFac
CompRegistries are nice to use and this just makes it a bit easier to extend functionality.
* fix bad pull
* Make component factory use frozen collections
* Fix integration tests
* Also freeze _entTraitDict
* A
* I love integration test setup logic
* Re-add public method
* Freeze event bus
* Remove per-component dictionary lookup on EntAddComponent
* release notes + fix test jank
* Fix merge
* fix tests
* Shutdown
* Make component factory use frozen collections
* Fix integration tests
* Also freeze _entTraitDict
* A
* I love integration test setup logic
* Re-add public method
* changes
* Better notes
* And the new method
* Fix notes
* Implement subscription ordering into EventBus.
* Topological helpers, rest of code uses shared topological sort, fix bugs.
* Fix tests.
Didn't realize that multi-subscriptions are allowed on input handlers like that??
* Improve and use topological sort helpers more.
* IComponentManager holds a reference to IComponentFactory.
* Directed events for a same <TComp, TEvent> can be duplicated, component references of a component are added to the entity's event tables.
* Fix tests.
* Improvements, duplicated subscriptions are no more
* Cache component factory for faster access
* when the
* Added new ComponentEventBus, combined it with IEventBus.
* Removed all traces of IEntity from ComponentDependencies.
Removed IEntityManager dependency from ComponentManager.
* Added entity create/delete events to IEntityManager.
* ComponentEvents now use EntitySystemMessages instead of their custom ComponentEvent class.
* Component events are now just overloads of entity events.
* Removed obsolete EntitySystemMessage, now everything uses the base EntityEventArgs.
* Add a bool argument for if the message should be broadcast as well as directed.
Fix ordering and init issues of events in EntityManager.
* Changed names from Component/Entity events to Directed/Broadcast.
* Fix bugs and unit tests.
