Added new graphical drawing mode, and made it default.
Added a randomisation of 5 different charting modes, with various randomised elements within.
Added top-level user function calls for the different game variations.
Added "maxi_yatzy" game option - the game with 6 dice, and the ability to store and use unused dice rolls later on..
Behind the scenes, much of the gamme variation related code is now implemented with S3 methods.
Added game variations for Yatzy and a 4 dice variation of said.
"Long straight" now relabled as "Large straight".
Change to the argument calls for the yahtzR() function. Introduces a slight backward incompatibility to previous releases. Apologies to my zero users...
Added a couple of game variation options. See help page for yahtzR() function.
Improved messaging and help options at game prompts.
Initial functional release of yahtzee game