Game Boy, Game Boy Color, Master System, Game Gear and MSX Emulator

This update comes with a few bugfixes.

The full list of changes follows:

Fixed flickering screen in A Bug’s Life and Men in Black for Game Boy Colr (thanks to Scott Nash)
Fixed the palette displayed in the Sprite Viewer when emulating the original Game Boy/DMG (thanks to widge)
Fixed a glitch in the Variables tab that could render a checkbox for the name of a boolean value
Fixed issues with the Input variable of the Mastersystem