Move NMS out of legacy

src/main/java/com/volmit/iris/nms/v1X/NMSBinding1X.java

@@ -0,0 +1,16 @@
+package com.volmit.iris.nms.v1X;
+
+import com.volmit.iris.generator.legacy.atomics.AtomicCache;
+import com.volmit.iris.nms.INMSBinding;
+import com.volmit.iris.nms.INMSCreator;
+
+public class NMSBinding1X implements INMSBinding
+{
+	private final AtomicCache<INMSCreator> creator = new AtomicCache<>();
+
+	@Override
+	public INMSCreator getCreator()
+	{
+		return creator.aquire(NMSCreator1X::new);
+	}
+}

src/main/java/com/volmit/iris/nms/v1X/NMSCreator1X.java

@@ -0,0 +1,14 @@
+package com.volmit.iris.nms.v1X;
+
+import org.bukkit.World;
+import org.bukkit.WorldCreator;
+
+import com.volmit.iris.nms.INMSCreator;
+
+class NMSCreator1X implements INMSCreator
+{
+	public World createWorld(WorldCreator creator, boolean loadSpawn)
+	{
+		return creator.createWorld();
+	}
+}