Implemented the base of the resetname command

src/main/java/fr/xephi/authme/command/CommandManager.java

@@ -286,6 +286,18 @@ public class CommandManager {
         switchAntiBotCommand.setCommandPermissions("authme.admin.switchantibot", CommandPermissions.DefaultPermission.OP_ONLY);
         switchAntiBotCommand.addArgument(new CommandArgumentDescription("mode", "ON / OFF", true));
 
+//        // Register the resetname command
+//        CommandDescription resetNameCommand = new CommandDescription(
+//                new SwitchAntiBotCommand(),
+//                new ArrayList<String>() {{
+//                    add("resetname");
+//                    add("resetnames");
+//                }},
+//                "Reset name",
+//                "Reset name",
+//                authMeCommand);
+//        resetNameCommand.setCommandPermissions("authme.admin.resetname", CommandPermissions.DefaultPermission.OP_ONLY);
+
         // Register the reload command
         CommandDescription reloadCommand = new CommandDescription(
                 new ReloadCommand(),

src/main/java/fr/xephi/authme/command/executable/authme/ResetNameCommand.java

@@ -0,0 +1,42 @@
+package fr.xephi.authme.command.executable.authme;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.cache.auth.PlayerAuth;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.command.ExecutableCommand;
+import org.bukkit.Bukkit;
+import org.bukkit.command.CommandSender;
+
+import java.util.List;
+
+public class ResetNameCommand extends ExecutableCommand {
+
+    /**
+     * Execute the command.
+     *
+     * @param sender           The command sender.
+     * @param commandReference The command reference.
+     * @param commandArguments The command arguments.
+     *
+     * @return True if the command was executed successfully, false otherwise.
+     */
+    @Override
+    public boolean executeCommand(CommandSender sender, CommandParts commandReference, CommandParts commandArguments) {
+        // AuthMe plugin instance
+        final AuthMe plugin = AuthMe.getInstance();
+
+        // Command logic
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
+            @Override
+            public void run() {
+                List<PlayerAuth> authentications = plugin.database.getAllAuths();
+                for(PlayerAuth auth : authentications) {
+                    auth.setRealName("Player");
+                    plugin.database.updateSession(auth);
+                }
+            }
+        });
+
+        return true;
+    }
+}