Update app version and requirements

appinfo/info.xml

@@ -15,12 +15,12 @@
 	<licence>AGPL</licence>
 	<author>Frank Karlitschek, Joas Schilling</author>
 	<shipped>true</shipped>
-	<version>2.2.1</version>
+	<version>2.3.0</version>
 	<default_enable/>
 	<types>
 		<filesystem/>
 	</types>
 	<dependencies>
-		<owncloud min-version="9.0" max-version="9.0" />
+		<owncloud min-version="9.1" max-version="9.1" />
 	</dependencies>
 </info>