Created & applied new event_object type (#109)

Created new event type.
some components only allow for an event to be an object, not a string
Co-authored-by: Daan Verstraten <daanverstraten@hotmail.com>

source/behavior/entities/format/components/breedable.json

@@ -16,7 +16,7 @@
           "title": "Baby Type"
         },
         "breed_event": {
-          "$ref": "../types/event.json",
+          "$ref": "../types/event_object.json",
           "description": "Event to run when this entity breeds.",
           "title": "Breed Event"
         },