Update submodules: plugins

plugins:
    d57b611 Chris Smith <chris@dmdirc.com>
            XMPP Parser now fires away events properly

            Fixes-Issue: CLIENT-285
            Gerrit: http://gerrit.dmdirc.com/2386

Change-Id: I69136d890d9ab08587e44c57ef548cf1c21e0ac6

modules/plugins

@@ -1 +1 @@
-Subproject commit 0ebb404f2c6a97ca14cd1afbf53915c684ff17af
+Subproject commit d57b611bc30dec0cc1c7f74638d0b7ec4a982848