init:MatitaTypes.status ->
mathviewer: MatitaTypes.mathViewer->
urichooser: (UriManager.uri list -> UriManager.uri list) ->
+ develcreator: (containing:string option -> unit) ->
ask_confirmation:
(title:string -> message:string -> [`YES | `NO | `CANCEL]) ->
set_star: (string -> bool -> unit) ->