Redo Taito Images

[dyreschlock]

We want to update old images in a more consistent overall style, as mentioned in #14

The available games are as follows:

Taito

• [x] Bubble Bobble
• [x] Rastan
• [x] Crazy Balloon
• [x] Exerion (actually is Jaleco)
• [x] Slap Fight
• [x] Ninja-Kun (dev UPL, but all documents show Taito)
• [x] Space Invaders

Unreleased

• [x] Arkanoid

[dyreschlock]

All images have been updated and are consistent!