Engine Entity Anchoring Changes (#4195)

* Converted all SnapGridPositionChangedEvent subscriptions to AnchorStateChangedEvent.

* Fixes power tests with new anchored requirements.

* Moved AnchorableComponent into construction.
AnchorableComponent now uses Transform.Anchored.

* Fixed bug with nodes, power works again.

* Adds lifetime stages to Component.

* Update Engine to v0.4.70.

Content.Server/Chemistry/Components/ChemMasterComponent.cs

@@ -50,7 +50,7 @@ namespace Content.Server.Chemistry.Components
         /// Called once per instance of this component. Gets references to any other components needed
         /// by this component and initializes it's UI and other data.
         /// </summary>
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Chemistry/Components/ChemicalInjectionProjectileComponent.cs

@@ -26,7 +26,7 @@ namespace Content.Server.Chemistry.Components
         [DataField("transferEfficiency")]
         private float _transferEfficiency = 1f;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
             _solutionContainer = Owner.EnsureComponent<SolutionContainerComponent>();

Content.Server/Chemistry/Components/HyposprayComponent.cs

@@ -29,7 +29,7 @@ namespace Content.Server.Chemistry.Components
 
         [ComponentDependency] private readonly SolutionContainerComponent? _solution = default!;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Chemistry/Components/PillComponent.cs

@@ -36,7 +36,7 @@ namespace Content.Server.Chemistry.Components
         [ViewVariables]
         private SolutionContainerComponent _contents = default!;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Chemistry/Components/ReagentDispenserComponent.cs

@@ -59,7 +59,7 @@ namespace Content.Server.Chemistry.Components
         /// Called once per instance of this component. Gets references to any other components needed
         /// by this component and initializes it's UI and other data.
         /// </summary>
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Chemistry/Components/SolutionAreaEffectComponent.cs

@@ -171,7 +171,7 @@ namespace Content.Server.Chemistry.Components
 
         protected abstract void UpdateVisuals();
 
-        public override void OnRemove()
+        protected override void OnRemove()
         {
             base.OnRemove();
             Inception?.Remove(this);

Content.Server/Chemistry/Components/TransformableContainerComponent.cs

@@ -24,7 +24,7 @@ namespace Content.Server.Chemistry.Components
 
         public bool Transformed { get; private set; }
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();
 

Content.Server/Chemistry/Components/VaporComponent.cs

@@ -34,7 +34,7 @@ namespace Content.Server.Chemistry.Components
         private bool _running;
         private float _aliveTime;
 
-        public override void Initialize()
+        protected override void Initialize()
         {
             base.Initialize();