Bump v 2.1.1

Author: AngelFQC

config.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
-<widget xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0" id="org.chamilo.messaging" version="2.1.0">
+<widget xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0" id="org.chamilo.messaging" version="2.1.1">
     <name>Chamilo Messaging</name>
     <description>
         The Messaging app for Chamilo LMS is a multi-mobile-OS application that allows you to get your messages from Chamilo LMS's social network.