Menu for Language Selection stays open, when translation ended during selection

If you have the menu open for language selection or translation selection, while someone closes the translation, it stays open until page is reloaded.

Suggestion: Maybe add a menu point for quit.

added Bug label

added UI/UX label

marked this issue as related to #86

i think this is related to #86 (no state machine) and should be fixed along with it

added inactive label