Based on bokuweb/flownes, gabrielrcouto/php-terminal-gameboy-emulator.
hasegawa-tomoki/php-terminal-nes-emulator For HHVM/Hack
HHVM >= 3.28 (Not Supoorted PHP)
$ composer install
$ hhvm ./boot testing.nes -c null
$ hhvm ./boot testing.nes -c png
WIP