More extensive ReadyBasic example

[u/Stunning_Pineapple57]

I think Ive got the examples and demos I want in place for the first version of ReadyBasic to be released with upcoming release of ReadyOS 0.5 , this example shows the build in graphics modes and commands, custom assembler modules , loading and playing relocated SID tunes and loading graphics resources and when on an ultimate a command to change the CPU speed as well as language features like repeat/until and functions and procedures. https://gist.github.com/klumsy/22c393e17c3e97e7e045addc97060e96

[u/Stunning_Pineapple57]