Fix various public-facing XML comments

engine/Sandbox.Engine/Scene/Components/Audio/SoundscapeTrigger.cs

@@ -42,7 +42,7 @@ public class SoundscapeTrigger : Component
 	MixerHandle _targetMixer;
 
 	/// <summary>
-	/// Ths mixer that the soundscape will play on.
+	/// The mixer that the soundscape will play on.
 	/// </summary>
 	[Property]
 	public MixerHandle TargetMixer

engine/Sandbox.Engine/Scene/Components/CharacterController/CharacterController.cs

@@ -1,7 +1,7 @@
 namespace Sandbox;
 
 /// <summary>
-/// Allows collision contrained movement without the need for a rigidbody. This is not affected by forces and will only move when you call the Move() method.
+/// Allows collision constrained movement without the need for a rigidbody. This is not affected by forces and will only move when you call the Move() method.
 /// </summary>
 [Expose]
 [Title( "Character Controller" )]

engine/Sandbox.Engine/Scene/Components/Collider/Collider.cs

@@ -543,7 +543,7 @@ public abstract partial class Collider : Component, Component.ExecuteInEditor, C
 	}
 
 	/// <summary>
-	/// Get the velocity of this collider at the specific point in word coordinates.
+	/// Get the velocity of this collider at the specific point in world coordinates.
 	/// </summary>
 	public Vector3 GetVelocityAtPoint( Vector3 worldPoint )
 	{

engine/Sandbox.Engine/Scene/Components/Game/PlayerController/Modes/Swim.cs

@@ -13,7 +13,7 @@ public partial class MoveModeSwim : MoveMode
 	public float SwimLevel { get; set; } = 0.7f;
 
 	/// <summary>
-	/// Will will update this based on how much you're in a "water" tagged trigger
+	/// We will update this based on how much you're in a "water" tagged trigger.
 	/// </summary>
 	public float WaterLevel { get; private set; }
 

engine/Sandbox.Engine/Scene/Components/Game/PlayerController/PlayerController.DefaultControls.cs

@@ -25,7 +25,7 @@ public sealed partial class PlayerController : Component
 	public bool IsDucking { get; set; }
 
 	/// <summary>
-	/// The distance from the top of the head to to closest ceiling
+	/// The distance from the top of the head to the closest ceiling.
 	/// </summary>
 	public float Headroom { get; set; }
 

engine/Sandbox.Engine/Scene/Components/Game/PlayerController/PlayerController.Input.cs

@@ -115,7 +115,7 @@ public sealed partial class PlayerController : Component
 	Vector3 bodyDuckOffset = 0;
 
 	/// <summary>
-	/// Called during FixedUpdate when UseInputControls is enmabled. Will duck if requested.
+	/// Called during FixedUpdate when UseInputControls is enabled. Will duck if requested.
 	/// If not, and we're ducked, will unduck if there is room
 	/// </summary>
 	public void UpdateDucking( bool wantsDuck )

engine/Sandbox.Engine/Scene/Components/Game/PlayerController/PlayerController.Step.cs

@@ -150,7 +150,7 @@ public sealed partial class PlayerController : Component
 
 	/// <summary>
 	/// If we stepped up on the previous step, we suck our position back to the previous position after the physics step
-	/// to avoid adding double velocity. This is technically wrong but doens't seem to cause any harm right now
+	/// to avoid adding double velocity. This is technically wrong but doesn't seem to cause any harm right now
 	/// </summary>
 	void RestoreStep()
 	{

engine/Sandbox.Engine/Scene/Components/Game/PlayerController/PlayerController.cs

@@ -10,7 +10,7 @@ namespace Sandbox;
 public sealed partial class PlayerController : Component, IScenePhysicsEvents, Component.ExecuteInEditor
 {
 	/// <summary>
-	/// This is used to keep a distance away from surfaces. For exmaple, when grounding, we'll
+	/// This is used to keep a distance away from surfaces. For example, when grounding, we'll
 	/// be a skin distance away from the ground.
 	/// </summary>
 	const float _skin = 0.095f;

engine/Sandbox.Engine/Scene/Components/Game/Prop.cs

@@ -310,7 +310,7 @@ public class Prop : Component, Component.ExecuteInEditor, Component.IDamageable
 	}
 
 	/// <summary>
-	/// True is this prop can be set on fire.
+	/// True if this prop can be set on fire.
 	/// </summary>
 	public bool IsFlammable => Model?.Data.Flammable ?? false;
 

engine/Sandbox.Engine/Scene/Components/Light/EnvmapProbe.cs

@@ -26,7 +26,7 @@ public sealed class EnvmapProbe : Component, Component.ExecuteInEditor
 	internal int Priority;
 
 	/// <summary>
-	/// If this is set, the EnvmapProbe will use a custom cubemap texture instead of render dynamically
+	/// If this is set, the EnvmapProbe will use a custom cubemap texture instead of rendering dynamically
 	/// </summary>
 	[Property, MakeDirty]
 	[ShowIf( nameof( RenderDynamically ), false )]

engine/Sandbox.Engine/Scene/Components/Mesh/HalfEdgeMesh/HalfEdgeMesh.cs

@@ -19,7 +19,7 @@ internal struct HalfEdge
 {
 	public int Vertex { get; set; } // Vertex at the end of the edge
 	public int OppositeEdge { get; set; } // Half edge which runs the opposite direction from this edge
-	public int NextEdge { get; set; } // Next half edge edge loop around the face to which this edge belongs
+	public int NextEdge { get; set; } // Next half edge in the edge loop around the face to which this edge belongs
 	public int Face { get; set; } // Face to which the half edge belongs
 
 	public static HalfEdge Invalid => new()

engine/Sandbox.Engine/Scene/GameObject/GameObject.Serialize.cs

@@ -113,7 +113,7 @@ public partial class GameObject
 
 	/// <summary>
 	/// Returns either a full JsonObject with all the GameObjects data,
-	/// or if this GameObject is a prefab instance, it wil return an object containing the patch/diff between instance and prefab.
+	/// or if this GameObject is a prefab instance, it will return an object containing the patch/diff between instance and prefab.
 	/// </summary>
 	public virtual JsonObject Serialize( SerializeOptions options = null )
 	{

engine/Sandbox.Engine/Scene/GameObjectSystem/GameObjectSystem.cs

@@ -87,8 +87,8 @@ public abstract partial class GameObjectSystem : IDisposable
 	}
 
 	/// <summary>
-	/// When implementing an ITraceProvider, the most importannt thing to keep in mind 
-	/// is that the call to DoTrace should be thread safe. This might be called from 
+	/// When implementing an ITraceProvider, the most important thing to keep in mind
+	/// is that the call to DoTrace should be thread safe. This might be called from
 	/// multiple threads at once, so you better watch out.
 	/// </summary>
 	public interface ITraceProvider