Couple of stability tweaks.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@5100 b35dd754-fafc-0310-a699-88a17e54d16e

src/plugins/gateway/src/java/org/jivesoftware/wildfire/gateway/protocols/msn/MSNSession.java

@@ -199,8 +199,11 @@ public class MSNSession extends TransportSession {
      * @see org.jivesoftware.wildfire.gateway.TransportSession#updateStatus(org.jivesoftware.wildfire.gateway.PresenceType, String)
      */
     public void updateStatus(PresenceType presenceType, String verboseStatus) {
+        if (isLoggedIn()) {
             msnMessenger.getOwner().setStatus(((MSNTransport)getTransport()).convertJabStatusToMSN(presenceType));
         }
+        // TODO: Should I consider logging them in?
+    }
 
     /**
      * @see org.jivesoftware.wildfire.gateway.TransportSession#resendContactStatuses(org.xmpp.packet.JID)

src/plugins/gateway/src/java/org/jivesoftware/wildfire/gateway/protocols/oscar/OSCARSession.java

@@ -98,13 +98,17 @@ public class OSCARSession extends TransportSession {
     }
     
     public synchronized void logOut() {
+        if (isLoggedIn()) {
+            if (bosConn != null) {
                 bosConn.disconnect();
+            }
             loggedIn = false;
             Presence p = new Presence(Presence.Type.unavailable);
             p.setTo(getJID());
             p.setFrom(getTransport().getJID());
             getTransport().sendPacket(p);
         }
+    }
 
     /**
      * @see org.jivesoftware.wildfire.gateway.TransportSession#addContact(org.xmpp.packet.JID)