add force place option to IrisJigsawStructure

core/src/main/java/com/volmit/iris/engine/jigsaw/PlannedStructure.java

@@ -61,7 +61,7 @@ public class PlannedStructure {
         this.structure = structure;
         this.position = position;
         this.rng = rng;
-        this.forcePlace = forcePlace;
+        this.forcePlace = forcePlace || structure.isForcePlace();
         this.data = structure.getLoader();
         generateStartPiece();
 

core/src/main/java/com/volmit/iris/engine/object/IrisJigsawStructure.java

@@ -74,6 +74,9 @@ public class IrisJigsawStructure extends IrisRegistrant {
     @Desc("The minecraft key to use when creating treasure maps")
     private String structureKey = null;
 
+    @Desc("Force Place the whole structure")
+    private boolean forcePlace = false;
+
     private transient AtomicCache<Integer> maxDimension = new AtomicCache<>();
 
     private void loadPool(String p, KList<String> pools, KList<String> pieces) {