Fix: agent version.

README.md

@@ -1,7 +1,7 @@
 Anti-spam plugin for Joomla 2.X.
 ============
 
-Version 6.3
+Version 6.4
 
 ## Simple antispam test
 

antispambycleantalk.php

@@ -3,7 +3,7 @@
 /**
  * CleanTalk joomla plugin
  *
- * @version 6.3
+ * @version 6.4
  * @package Cleantalk
  * @subpackage Joomla
  * @author CleanTalk (welcome@cleantalk.org) 
@@ -27,7 +27,7 @@ class plgSystemAntispambycleantalk extends JPlugin
     /**
      * Plugin version string for server
      */
-    const ENGINE = 'joomla3-63';
+    const ENGINE = 'joomla3-64';
 
     /*
      * Flag marked JComments form initilization. 

antispambycleantalk.xml

@@ -7,7 +7,7 @@
     <license>GNU/GPLv2</license>
     <authorEmail>welcome@cleantalk.org</authorEmail>
     <authorUrl>cleantalk.org</authorUrl>
-    <version>6.3</version>
+    <version>6.4</version>
     <description>PLG_CLEANTALK_DESCRIPTION</description>
     <files>
 	<filename plugin="antispambycleantalk">antispambycleantalk.php</filename>

plugin-updates.xml

@@ -1,5 +1,25 @@
 <?xml version="1.0" encoding="utf-8"?>
 <updates>
+	<update>
+		<name>Antispam by CleanTalk</name>
+		<description>Antispam plugin for Joomla registrations and contacts, for VurtueMart, Rapid Contact, VTEM Contact, JComments 2.3, 3.0.</description>
+		<element>antispambycleantalk</element>
+		<type>plugin</type>
+		<folder>system</folder>
+		<client_id>0</client_id>
+		<client>0</client>
+		<version>6.4</version>
+		<infourl title="Antispam by CleanTalk">https://cleantalk.org/joomla-anti-spam-plugin-without-captcha</infourl>
+		<downloads>
+			<downloadurl type="full" format="zip">https://github.com/CleanTalk/joomla25-3x-antispam/archive/6.4.zip</downloadurl>
+		</downloads>
+		<tags>
+			<tag>stable</tag>
+		</tags>
+		<maintainer>CleanTalk</maintainer>
+		<maintainerurl>https://cleantalk.org</maintainerurl>
+		<targetplatform name="joomla" version="[23].*"/>
+	</update>
 	<update>
 		<name>Antispam by CleanTalk</name>
 		<description>Antispam plugin for Joomla registrations and contacts, for VurtueMart, Rapid Contact, VTEM Contact, JComments 2.3, 3.0.</description>