Add more debug messages in onDisable()

So that we can track down why the disable proces slows down

src/main/java/com/gmail/nossr50/mcMMO.java

@@ -211,7 +211,9 @@ public class mcMMO extends JavaPlugin {
         }
         catch (NullPointerException e) {}
 
+        debug("Canceling all tasks...");
         getServer().getScheduler().cancelTasks(this); // This removes our tasks
+        debug("Unregister all events...");
         HandlerList.unregisterAll(this); // Cancel event registrations
 
         if (Config.getInstance().getBackupsEnabled()) {

src/main/java/com/gmail/nossr50/party/PartyManager.java

@@ -526,6 +526,7 @@ public final class PartyManager {
 
         YamlConfiguration partiesFile = new YamlConfiguration();
 
+        mcMMO.p.debug("Saving Parties... (" + parties.size() + ")");
         for (Party party : parties) {
             String partyName = party.getName();
 

src/main/java/com/gmail/nossr50/util/HolidayManager.java

@@ -134,6 +134,7 @@ public final class HolidayManager {
 
     // This gets called onDisable
     public void saveAnniversaryFiles() {
+        mcMMO.p.debug("Saving anniversary files...");
         String anniversaryFilePath = mcMMO.getFlatFileDirectory() + "anniversary." + CURRENT_YEAR + ".yml";
 
         try {

src/main/java/com/gmail/nossr50/util/experience/FormulaManager.java

@@ -151,6 +151,7 @@ public class FormulaManager {
      * Save formula file.
      */
     public void saveFormula() {
+        mcMMO.p.debug("Saving previous XP formula type...");
         YamlConfiguration formulasFile = new YamlConfiguration();
         formulasFile.set("Previous_Formula", previousFormula.toString());
 

src/main/java/com/gmail/nossr50/util/player/UserManager.java

@@ -57,6 +57,7 @@ public final class UserManager {
      * Save all users.
      */
     public static void saveAll() {
+        mcMMO.p.debug("Saving mcMMOPlayers... (" + players.size() + ")");
         for (McMMOPlayer mcMMOPlayer : players.values()) {
             mcMMOPlayer.getProfile().save();
         }

src/main/java/com/gmail/nossr50/util/scoreboards/ScoreboardManager.java

@@ -161,7 +161,9 @@ public class ScoreboardManager {
 
     // Called in onDisable()
     public static void teardownAll() {
-        for (Player player : mcMMO.p.getServer().getOnlinePlayers()) {
+        Player[] onlinePlayers = mcMMO.p.getServer().getOnlinePlayers();
+        mcMMO.p.debug("Tearing down scoreboards... (" + onlinePlayers.length + ")");
+        for (Player player : onlinePlayers) {
             teardownPlayer(player);
         }
     }