chore: todos

TODO.md

@@ -25,7 +25,6 @@
 - ✔ Core.fastApply, search for /\(\.\.\./
 - ✔ Rename visibleBoundingBox(es)? to visibleAabb(s)?
 - ❌ Property.fastAccess to skip getter, this.entity.currentAnimation
-- ✔ Trait::isDirty should be flat
 - ✔ Trait params fromJS is super slow
 - ✔ Entity::is is slow?
 - ❌ Manual state sync
@@ -38,5 +37,4 @@
 - ❌ Pointer events polyfill: https://github.com/jquery/PEP
 - ❌ Target trait updates beyond just visible; e.g. others don't need to know
   about inventory change
-- ❌ EntityList::_afterDestructionTickers should live in entity
-- ❌ Should Actions::serial totally replace tick/actionsFinished?
+- ❌ afterDestructionTickers shouldn't exist... destruction should be deferred