Added option to ignore the island center block from limits.

Should help with AOneBlock usage.

src/main/java/world/bentobox/limits/listeners/BlockLimitsListener.java

@@ -329,6 +329,10 @@ public class BlockLimitsListener implements Listener {
                 // Invalid world
                 return -1;
             }
+            // Ignore the center block - usually bedrock, but for AOneBlock it's the magic block
+            if (addon.getConfig().getBoolean("ignore-center-block", true) && i.getCenter().equals(b.getLocation())) {
+                return -1;
+            }
             islandCountMap.putIfAbsent(id, new IslandBlockCount(id, gameMode));
             if (add) {
                 // Check limit

src/main/resources/config.yml

@@ -4,6 +4,10 @@ gamemodes:
 - BSkyBlock
 - CaveBlock
 
+# Ignore this island's center block. For most worlds, this is bedrock, but for AOneBlock it is
+# the magic block, so ignoring it from limits makes sense.
+ignore-center-block: true
+
 # Permissions
 # Island owners can be given permissions that override all general settings
 # Format is GAME-MODE-NAME.island.limit.MATERIAL.LIMIT