Currently the WLM plugin does not display the message until it receives acknowledgmen...

Currently the WLM plugin does not display the message until it receives acknowledgment that the
message got through. This patch changes the behavior so it displays the message immediately but
uses the message sending state to indicate whether or not the message has gone through.

Squashed commit of the following:

commit 4cadc6bfff82d0c05f6801f6b5c5623361b48d7c
Author: Benson Tsai <btsai@vrwarp.com>
Date:   Sun Mar 15 10:36:25 2009 -0400

    removed commented line

commit 959f583c42fd05b19cb83c86e67ce56b2a60add7
Author: Benson Tsai <btsai@vrwarp.com>
Date:   Sun Mar 15 10:29:11 2009 -0400

    fixed sending message state

    added sending message state to initiating connection

commit 86cbf0c38980a663078b7a2bbeb42113069d42dd
Author: Benson Tsai <btsai@vrwarp.com>
Date:   Sat Mar 14 20:02:34 2009 -0400

    initial modification to make msn use sending states for messages

git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/KDE/kdenetwork@939939 283d02a7-25f6-0310-bc7c-ecb5cbfe19da