Fix sg menus

Fixes behaviour with nested dependencies.

Let's say an adjective is accusative. You can now declare that the adjective is used as substantive - on the second layer of this selection on has a choice between different cases: This choice is now preselected in accordance to the morphological selection.

Configuration files can use an `*` if they want to trigger their dependency for every possible value, as long as there is one (a verb is always a finite verb, no matter if it's 1st, 2nd or 3rd person, as long as its morphology has a person defined)