Have now the hangman game split up into three files and have the menu
system working and have actionslisteners connected to them.

The Game menu has two options start game or Quit and the Options menu
has three radiobuttons for difficulty.

Todo:
* Insert the text fields 
* Fix layout for the text fields
* Get text imported into textfield
* Define scanner to read input
* Get program to compare input in an array?
* Define the amount of guesses allowed by default and for the different
options
* Get the Guesses left field working
GUI now finished