gnome: update dbus configuration manager xml file

gnome/src/dbus/configurationmanager-introspec.xml

@@ -91,7 +91,6 @@
             Get configuration settings of the IP2IP_PROFILE. They are sligthly different from account settings since no VoIP accounts are involved.
             </tp:docstring>
             <annotation name="com.trolltech.QtDBus.QtTypeName.Out0" value="MapStringString"/>
-            <!--<annotation name="com.trolltech.QtDBus.QtTypeName.In0" value="MapStringString"/>-->
             <arg type="a{ss}" name="details" direction="out" tp:type="String_String_Map">
             <tp:docstring>
             Available parameters are:
@@ -447,6 +446,9 @@
        <signal name="accountsChanged" tp:name-for-bindings="accountsChanged">
        </signal>
 
+       <signal name="historyChanged" tp:name-for-bindings="historyChanged">
+       </signal>
+
        <signal name="registrationStateChanged" tp:name-for-bindings="registrationStateChanged">
            <arg type="s" name="accountID"/>
            <arg type="i" name="registration_state"/>