[patch] add option for disabling kwinstartmenu

[Ralf Habacker]

Jarosław Staniek schrieb:
> for review,
>
+    KConfigGroup group( &d->config, "General" );
+    if (!group.readEntry("Enabled", true))
+      return;
+

returning immediatly in the constructor disables the dbus interface which is initiated later 

Would it not be better in case of menu creating disabled not to call the following connect (and disconnect on destruction) ? 

    connect(d->ksycoca, SIGNAL(databaseChanged()), this, SLOT(databaseChanged()));

Ralf