Moved "kicost_gui_notdependences" function to top of __main__.py file. This fixes "function not found" error if kicost is executed without wxPython dependencies installed.
Moved "kicost_gui_notdependences" function to top of __main__.py file.
This fixes "function not found" error if kicost is executed without
wxPython dependencies installed.

hildogjr/KiCost,xesscorp/KiCost,hildogjr/KiCost,xesscorp/KiCost,xesscorp/KiCost,hildogjr/KiCost