Example connection bugfix.

Documentation.
Tests.
Efficiency improvements.

- usunąć istotę ludzka z istot
- przycisk zmiany statusu ramy zunifikowanej na do obróbki
- lesksykograf nie może cofnąć ramy gdy rama zunifikowane ma status gotowe
- super nie może kliknąć zła niepasujaca bledna
- notatka od supera dla wszystkich
- mozliwosc filtrowania ram wedlug statusow

Additional info for predefined selectional preferencies.

simple unification frame service bugfix

Redirecting to hierarchy window with selected unified frame
Next iteraztion of hierarchy tree component

- enable filtering of entry list based on frame filtering
- creating filtering form for unified frame filtering
- enable filtering of unified frame list based on unified frame filtering

Superleksykograf can delete unified frame.
Superleksykograf can create new unified frame.
Minor UIX corrections.
Unified frame has also assigment to user.
Schema tab is default in edit view.

Dulpicated unified frame go to preview window.

Correct switchable list (view only user LU/Frames, expect Admin/SuperLeksykograf)