loading splash screen from a file
replaced all tabs with 4 spaces
removed retired files
renamed splash screen function
clarifyed the one-time role of splash screen and made any key end it
splash screen divider line simplified
separated out question display mode
question asking mode separated from grid screen
last reference to old buzzable variable removed (which should have gone in 4a82b7e)
the beginings of restricting who can buzz
drawing of question now seperated out from state change as to which ones have been attempted
common function for the three actions of window, grid, and refresh
moved initial call to draw_window_grid_and_refresh into grid mode function
common function for common task of drawing the window, question, and refreshing
response actions removed from draw_window and only allowed in context where they make sense
exit instructions offset now calculated
simplified creation of tuple with answered question
removed redundant screen clearing
right/wrong is now something we only accept after accepting buzzes, and we stop accepting when the nobody_buzzed comes or everybody has tried
consolidated use of screen clearing