Revert "shared_ptr -> std::shared_ptr"

This reverts commit 7074f35e4b.

Minecraft.Client/SquidRenderer.h

@@ -7,9 +7,9 @@ public:
 	SquidRenderer(Model *model, float shadow);
 
 public:
-	virtual void render(std::shared_ptr<Entity> mob, double x, double y, double z, float rot, float a);
+	virtual void render(shared_ptr<Entity> mob, double x, double y, double z, float rot, float a);
 
 protected:
-	virtual void setupRotations(std::shared_ptr<Mob> _mob, float bob, float bodyRot, float a);
-    virtual float getBob(std::shared_ptr<Mob> _mob, float a);
+	virtual void setupRotations(shared_ptr<Mob> _mob, float bob, float bodyRot, float a);
+    virtual float getBob(shared_ptr<Mob> _mob, float a);
 };