CLEANUP: standardizes on pretty_env_logger
NEWBIN: Adds gemmarat to use Ratatui as an interface
CLEANUP: removes debugging display from computer.rs
ENHANCEMENT: Constants for locations of test roms built from environment
BUGFIX: SoundTimer was using i32 internally when it needs to be u8
CLEANUP: removes commented code used during diagnostics
Adds 'doom like' 3dviprmaze-vip for demo (VERY VERY SLOW)
updates egui interface to let user select from files in resources/roms
updates cargo to centralize dependencies
95 passing tests
