Finished max-islands (from WorldSettings)

src/main/java/world/bentobox/bentobox/api/commands/island/IslandCreateCommand.java

@@ -37,6 +37,13 @@ public class IslandCreateCommand extends CompositeCommand {
             user.sendMessage("general.errors.already-have-island");
             return false;
         }
+        if (getIWM().getMaxIslands(getWorld()) > 0
+                && getIslands().getIslandCount(getWorld()) >= getIWM().getMaxIslands(getWorld())) {
+            // There is too many islands in the world :(
+            user.sendMessage("commands.island.create.too-many-islands");
+            return false;
+        }
+
         user.sendMessage("commands.island.create.creating-island");
         try {
             NewIsland.builder()

src/main/java/world/bentobox/bentobox/api/configuration/WorldSettings.java

@@ -100,6 +100,7 @@ public interface WorldSettings {
     int getMaxHomes();
 
     /**
+     * 0 or -1 is unlimited. It will block island creation if the island count for the world is higher than this.
      * @return the maxIslands
      */
     int getMaxIslands();

src/main/resources/locales/en-US.yml

@@ -31,7 +31,7 @@ general:
     unknown-command: "&cUnknown command. Do &b/[label] help &cfor help."
     warp-not-safe: "&cThat warp is not safe right now!"
     wrong-world: "&cYou are not in the right world to do that!"
-    you-must-wait: "&cYou must wait [number]s before you can do that command again"
+    you-must-wait: "&cYou must wait [number]s before you can do that command again."
   tips:
     changing-obsidian-to-lava: "Changing obsidian back into lava. Be careful!"
 
@@ -231,9 +231,10 @@ commands:
       description: "teleport you to the spawn"
     create:
       description: "create an island"
+      too-many-islands: "&cThere are too many islands in this world: there isn't enough room for yours to be created."
       unable-create-island: "&cYour island could not be generated, please contact an administrator."
       creating-island: "&aCreating your island..."
-      pick-world: "&cPick a world from [worlds]"
+      pick-world: "&cPick a world from [worlds]."
     info:
       description: "display info about your island"
     reset: