Bump version

package.xml

@@ -5,7 +5,7 @@
 		<packagedescription><![CDATA[nodePush is a node.js based backend for Push.]]></packagedescription>
 		<packagedescription language="de"><![CDATA[nodePush ist ein node.js-basiertes Backend für Push.]]></packagedescription>
 		<isapplication>0</isapplication>
-		<version>3.3.0 RC 3</version>
+		<version>3.3.0 RC 4</version>
 		<date>2021-08-30</date>
 		<license><![CDATA[Affero General Public License 3 <https://www.gnu.org/licenses/agpl-3.0.html>]]></license>
 	</packageinformation>
@@ -56,4 +56,12 @@
 		<instruction type="eventListener" />
 		<instruction type="templateListener" />
 	</instructions>
+
+	<instructions type="update" fromversion="3.3.0 RC 3">
+		<instruction type="file" application="wcf">files_wcf.tar</instruction>
+		<instruction type="language">language/*.xml</instruction>
+		<instruction type="option" />
+		<instruction type="eventListener" />
+		<instruction type="templateListener" />
+	</instructions>
 </package>