Rider static analysis (#433)

* Non-accessed local variable

* Merge cast and type checks.

* StringComparison.Ordinal added for better culture support

* Supposed code improvement in launcher. Remove unused code.

* Update ExplosionHelper.cs

Unintentional change.

* Optimized Import

* Add Robust.Shared.Utility import where it was deleted

* Other random suggestion

* Improve my comment

Content.Client/GameObjects/Components/Mobs/SpeciesVisualizer2D.cs

@@ -1,18 +1,12 @@
 using Content.Shared.GameObjects.Components.Mobs;
 using Robust.Client.GameObjects;
 using Robust.Client.Interfaces.GameObjects.Components;
-using Robust.Shared.Interfaces.GameObjects;
 using Robust.Shared.Maths;
 
 namespace Content.Client.GameObjects.Components.Mobs
 {
     public class SpeciesVisualizer2D : AppearanceVisualizer
     {
-        public override void InitializeEntity(IEntity entity)
-        {
-            base.InitializeEntity(entity);
-        }
-
         public override void OnChangeData(AppearanceComponent component)
         {
             base.OnChangeData(component);
@@ -20,7 +14,7 @@ namespace Content.Client.GameObjects.Components.Mobs
             var sprite = component.Owner.GetComponent<ISpriteComponent>();
             if (component.TryGetData<SharedSpeciesComponent.MobState>(SharedSpeciesComponent.MobVisuals.RotationState, out var state))
             {
-                switch (state) 
+                switch (state)
                 {
                     case SharedSpeciesComponent.MobState.Stand:
                         sprite.Rotation = 0;
@@ -32,4 +26,4 @@ namespace Content.Client.GameObjects.Components.Mobs
             }
         }
     }
-}
+}