Upper limit to water drag force, fixed highlighted items "flickering"

Subsurface/Source/Characters/Limb.cs

@@ -462,14 +462,14 @@ namespace Barotrauma
                 Vector2 normal = new Vector2(-line.Y, line.X);
                 normal = Vector2.Normalize(-normal);
 
-                float dragDot = Vector2.Dot(normal, velDir);
+                float dragDot = Math.Abs(Vector2.Dot(normal, velDir));
                 Vector2 dragForce = Vector2.Zero;
                 if (dragDot > 0)
                 {
                     float vel = LinearVelocity.Length()*2.0f;
                     float drag = dragDot * vel * vel
                         * ConvertUnits.ToSimUnits(sprite.size.Y);
-                    dragForce = drag * -velDir;
+                    dragForce = Math.Min(drag, Mass*1000.0f) * -velDir;
                     //if (dragForce.Length() > 100.0f) { }
                 }
 

Subsurface/Source/Items/Item.cs

@@ -703,6 +703,8 @@ namespace Barotrauma
             inWater = IsInWater();
             if (inWater) ApplyStatusEffects(ActionType.InWater, deltaTime);
             
+            isHighlighted = false;
+
             if (body == null || !body.Enabled) return;
 
             if (Math.Abs(body.LinearVelocity.X) > 0.01f || Math.Abs(body.LinearVelocity.Y) > 0.01f)
@@ -881,7 +883,6 @@ namespace Barotrauma
             
             if (!editing || (body != null && !body.Enabled))
             {
-                isHighlighted = false;
                 return;
             }