Modifying world values now persists again! (When the hell did this break???)

src/main/java/com/onarandombox/MultiverseCore/commands/ModifyAddCommand.java

@@ -85,6 +85,9 @@ public class ModifyAddCommand extends MultiverseCommand {
         if (world.addToVariable(property, value)) {
             sender.sendMessage(ChatColor.GREEN + "Success! " + ChatColor.AQUA
                     + value + ChatColor.WHITE + " was " + ChatColor.GREEN + "added to " + ChatColor.GREEN + property);
+            if (!plugin.saveWorldConfig()) {
+                sender.sendMessage(ChatColor.RED + "There was an issue saving worlds.yml!  Your changes will only be temporary!");
+            }
         } else {
             sender.sendMessage(value + " could not be added to " + property);
         }

src/main/java/com/onarandombox/MultiverseCore/commands/ModifyClearCommand.java

@@ -80,6 +80,9 @@ public class ModifyClearCommand extends MultiverseCommand {
             sender.sendMessage(property + " was cleared. It contains 0 values now.");
             sender.sendMessage(ChatColor.GREEN + "Success! " + ChatColor.AQUA + property + ChatColor.WHITE + " was "
                     + ChatColor.GREEN + "CLEARED" + ChatColor.WHITE + ". It contains " + ChatColor.LIGHT_PURPLE + "0" + ChatColor.WHITE + " values now.");
+            if (!plugin.saveWorldConfig()) {
+                sender.sendMessage(ChatColor.RED + "There was an issue saving worlds.yml!  Your changes will only be temporary!");
+            }
         } else {
             sender.sendMessage(ChatColor.RED + "Error: " + ChatColor.GOLD + property
                     + ChatColor.WHITE + " was " + ChatColor.GOLD + "NOT" + ChatColor.WHITE + " cleared.");

src/main/java/com/onarandombox/MultiverseCore/commands/ModifyRemoveCommand.java

@@ -85,6 +85,9 @@ public class ModifyRemoveCommand extends MultiverseCommand {
         if (world.removeFromVariable(property, value)) {
             sender.sendMessage(ChatColor.GREEN + "Success! " + ChatColor.AQUA + value + ChatColor.WHITE
                     + " was " + ChatColor.RED + "removed from " + ChatColor.GREEN + property);
+            if (!plugin.saveWorldConfig()) {
+                sender.sendMessage(ChatColor.RED + "There was an issue saving worlds.yml!  Your changes will only be temporary!");
+            }
         } else {
             sender.sendMessage(ChatColor.RED + "There was an error removing " + ChatColor.GRAY
                     + value + ChatColor.WHITE + " from " + ChatColor.GOLD + property);

src/main/java/com/onarandombox/MultiverseCore/commands/ModifySetCommand.java

@@ -111,6 +111,9 @@ public class ModifySetCommand extends MultiverseCommand {
             if (world.setPropertyValue(property, value)) {
                 sender.sendMessage(ChatColor.GREEN + "Success!" + ChatColor.WHITE + " Property " + ChatColor.AQUA + property
                         + ChatColor.WHITE + " was set to " + ChatColor.GREEN + value);
+                if (!plugin.saveWorldConfig()) {
+                    sender.sendMessage(ChatColor.RED + "There was an issue saving worlds.yml!  Your changes will only be temporary!");
+                }
             } else {
                 sender.sendMessage(ChatColor.RED + world.getPropertyHelp(property));
             }