QML: Mention messed up and missing Enums

Signed-off-by: Juraj Oravec <jurajoravec@mailo.com>

qml/articles/1.Introduction.md

@@ -36,6 +36,9 @@ missing from the button, maybe more).
 according to system color settings and looks awkward on my machine.
 * The extennsion settings window cannot be closed from within QML code
 (e.g. by pressing a "Cancel" button).
+* At the moment Enums in QML are a bit unintuitive and even partialy
+broken (not present at all while they should). I will try to revise and
+redesign this in the future.
 
 
 ## Falkon module