Make AbstractXMPPConnection.getConfiguration public

smack-core/src/main/java/org/jivesoftware/smack/AbstractXMPPConnection.java

@@ -300,7 +300,12 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
         config = configuration;
     }
 
-    protected ConnectionConfiguration getConfiguration() {
+    /**
+     * Get the connection configuration used by this connection.
+     *
+     * @return the connection configuration.
+     */
+    public ConnectionConfiguration getConfiguration() {
         return config;
     }