diff --git a/CHANGELOG.md b/CHANGELOG.md
index b73c9b4..7dbb09b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 Changelog
 =========
+2014/11/11:
+- Removed AMXNativeExists, RegisterAMXNative and CallAMXNative temporarly.
+- Updated the PLUGIN to support SAMPGDK 4.(samp 0.3z r4)
+- Updated the visual studio project files for visual studio 2013.
+- Now, it's possible to register commands with the CMD class or Command class(alias).
+
 2013/06/12:
 - added AMXNativeExists, RegisterAMXNative and CallAMXNative (examples: http://forum.sa-mp.com/showpost.php?p=2565856&postcount=69)
 
diff --git a/server-folder/php/core/bootstrap.php b/server-folder/php/core/bootstrap.php
index 9a4da6b..0082991 100644
--- a/server-folder/php/core/bootstrap.php
+++ b/server-folder/php/core/bootstrap.php
@@ -7,7 +7,6 @@
 
 set_include_path(get_include_path() . PATH_SEPARATOR . PHP_DIR . PATH_SEPARATOR . CORE_DIR);
 
-require_once 'helpers.php';
 require_once 'callbacks.php';
 require_once 'modelevent.php';
 require_once 'namedinstance.php';
diff --git a/server-folder/php/core/callbacks.php b/server-folder/php/core/callbacks.php
index 074174a..531fe74 100644
--- a/server-folder/php/core/callbacks.php
+++ b/server-folder/php/core/callbacks.php
@@ -214,9 +214,8 @@ function OnRconLoginAttempt($ip, $playerid, $success)
 	return Event::fireDefault("RconLoginAttempt", true, $ip, Player::find($playerid, true), $success);
 }
 
-function OnUnoccupiedVehicleUpdate($vehicleid,	$playerid,	$passengerSeat)
-{
-	return Event::fireDefault("UnoccupiedVehicleUpdate", true, Vehicle::find($vehicleid), Player::find($playerid, true), $passengerSeat);
+function OnUnoccupiedVehicleUpdate($vehicleid, $playerid, $passenger_seat, $newx, $newy, $newz, $velx, $vely, $velz) {
+	return Event::fireDefault("OnUnoccupiedVehicleUpdate", Vehicle::find($vehicleid), Player::find($playerid, true), $passenger_seat, $newx, $newy, $newz, $velx, $vely, $velz);
 }
 
 function OnVehicleDamageStatusUpdate($vehicleid, $playerid)
@@ -257,4 +256,13 @@ function OnVehicleStreamIn($vehicleid, $forplayerid)
 function OnVehicleStreamOut($vehicleid, $forplayerid)
 {
 	return Event::fireDefault("VehicleStreamOut", true, Vehicle::find($vehicleid), Player::find($forplayerid, true));
-}
\ No newline at end of file
+}
+
+function OnIncomingConnection($playerid, $ipaddress, $port) 
+{
+	return Event::fireDefault("IncomingConnection", true, Player::find($playerid, true), $ipaddress, $port);
+}
+
+function OnTrailerUpdate($playerid, $vehicleid) {
+	return Event::fireDefault("TrailerUpdate", true, Player::find($playerid, true), Vehicle::find($vehicleid));
+}
diff --git a/server-folder/php/core/callbacks.txt b/server-folder/php/core/callbacks.txt
index 9aafc12..c6363fe 100644
--- a/server-folder/php/core/callbacks.txt
+++ b/server-folder/php/core/callbacks.txt
@@ -48,4 +48,7 @@ OnVehiclePaintjob
 OnVehicleRespray
 OnVehicleSpawn
 OnVehicleStreamIn
-OnVehicleStreamOut
\ No newline at end of file
+OnVehicleStreamOut
+OnIncomingConnection
+OnTrailerUpdate
+OnUnoccupiedVehicleUpdate
\ No newline at end of file
diff --git a/server-folder/php/core/commandtext.php b/server-folder/php/core/commandtext.php
index 1d0cd1d..e988317 100644
--- a/server-folder/php/core/commandtext.php
+++ b/server-folder/php/core/commandtext.php
@@ -1,6 +1,6 @@
 <?php
 
-class CommandText
+class CMD
 {
 	protected static $commands;
 
@@ -29,4 +29,6 @@ public static function handleCommand($player, $commandStr)
 	}
 }
 
-Event::on('PlayerCommandText', array('CommandText', 'handleCommand'));
\ No newline at end of file
+class_alias('CMD', 'Command');
+
+Event::on('PlayerCommandText', array('CMD', 'handleCommand'));
\ No newline at end of file
diff --git a/server-folder/php/core/server.php b/server-folder/php/core/server.php
index 09c5916..3820370 100644
--- a/server-folder/php/core/server.php
+++ b/server-folder/php/core/server.php
@@ -172,4 +172,12 @@ public static function gameTextForPlayer($player, $message, $time, $style)
 	{
 		return GameTextForPlayer($player->id, $message, $time, $style);
 	}
+
+	public static function blockIpAddress($ipaddress, $timems) {
+		return BlockIpAddress($ipaddress, $timems);
+	}
+
+	public static function unBlockIpAddress($ipaddress) {
+		return UnBlockIpAddress($ipaddress);
+	}
 }