Merge pull request #17 from nextcloud/11

Update to 11

Author: rullzer

appinfo/info.xml

@@ -13,5 +13,6 @@
     <ocsid>174554</ocsid>
     <dependencies>
         <owncloud min-version="8.1" max-version="9.2" />
+        <nextcloud min-version="9" max-version="11" />
     </dependencies>
 </info>