Predict healing and bloodstream (#38690)

* initial commit

* reapply 38126

* fix rootable

* someone missed an important minus sign here

* try this

* fix

* fix

* reenable crit hits

* cleanup

* fix status time dirtying

* fix

* camelCase

Content.Server/Atmos/Rotting/RottingSystem.cs

@@ -1,8 +1,8 @@
 using Content.Server.Atmos.EntitySystems;
-using Content.Server.Body.Components;
 using Content.Server.Temperature.Components;
 using Content.Shared.Atmos;
 using Content.Shared.Atmos.Rotting;
+using Content.Shared.Body.Events;
 using Content.Shared.Damage;
 using Robust.Server.Containers;
 using Robust.Shared.Physics.Components;