[SPARK-849] Disabling emoticons now -really- disables them.

[SPARK-913] Preferences are saved properly whenever changed.
Minor cosmetic tweak to theme panel.
A single slash no longer turns into a link.  More to come on that front.

git-svn-id: http://svn.igniterealtime.org/svn/repos/spark/trunk@9682 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/MainWindow.java

@@ -289,6 +289,7 @@ public final class MainWindow extends ChatFrame implements ActionListener {
         try {
             // Set auto-login to false;
             SettingsManager.getLocalPreferences().setAutoLogin(false);
+            SettingsManager.saveSettings();
 
             fireWindowShutdown();
             setVisible(false);