Makes tools and welders ECS, add ToolQualityPrototype. (#4741)

Content.Shared/Tools/Components/SharedMultipleToolComponent.cs

@@ -0,0 +1,24 @@
+using System;
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameStates;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Tools.Components
+{
+    [NetworkedComponent]
+    public class SharedMultipleToolComponent : Component
+    {
+        public override string Name => "MultipleTool";
+    }
+
+    [NetSerializable, Serializable]
+    public class MultipleToolComponentState : ComponentState
+    {
+        public string QualityName { get; }
+
+        public MultipleToolComponentState(string qualityName)
+        {
+            QualityName = qualityName;
+        }
+    }
+}