Tidy up output functions.
Tidy up commands function.
Tidy up main function.
Tidy up message handler function.
Tidy up message queue functions.
Update README file.
Tidy up nttt_server header file.
Tidy up main server function.
Tidy up players functions.
Update and improve documentation.
Update makefile.
Minor update to makefile.
Modify makefile.
Improve documentation.