Added fast PPU override for Bishoujo Janshi Suchie-Pai and Dragon Knight 4 (fixes character sprites/text rendering) #227
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The character sprite/text rendering is incorrect due to an issue in the scanline-based renderer's color math support. Added fast PPU override to resolve this issue.
Bishoujo Janshi Suchie-Pai (Japan)
Dragon Knight 4 (Japan)