Add comments.

src/server-main.c

@@ -84,6 +84,7 @@ main (int argc, char **argv)
 
     g_log_set_always_fatal (G_LOG_LEVEL_CRITICAL);
 
+    /* preload Eek* types for EekKeyboard deserialization */
     g_type_class_ref (EEK_TYPE_KEYBOARD);
     g_type_class_ref (EEK_TYPE_SECTION);
     g_type_class_ref (EEK_TYPE_KEY);