Add Smoke and Foam chemical reaction effects. (#2913)

* Adds smoke reaction effect

* smoke tweaks

* address reviews

* Smoke fix

* Refactor smoke and add foam

* Fix stuff

* Remove thing

* Little things

* Address some comments

* Address more things

* More addressing

* License stuff

* Address refactor request

* Small things

* Add nullability

* Update Content.Server/GameObjects/EntitySystems/SolutionAreaEffectSystem.cs

Co-authored-by: Paul Ritter <ritter.paul1@googlemail.com>

Content.Client/GameObjects/Components/Chemistry/SmokeVisualizer.cs

@@ -0,0 +1,26 @@
+#nullable enable
+using Content.Shared.GameObjects.Components.Chemistry;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Client.Interfaces.GameObjects.Components;
+using Robust.Shared.Maths;
+
+namespace Content.Client.GameObjects.Components.Chemistry
+{
+    [UsedImplicitly]
+    public class SmokeVisualizer : AppearanceVisualizer
+    {
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+
+            if (component.TryGetData<Color>(SmokeVisuals.Color, out var color))
+            {
+                if (component.Owner.TryGetComponent(out ISpriteComponent? sprite))
+                {
+                    sprite.Color = color;
+                }
+            }
+        }
+    }
+}