Major feature addition

New features

• Added RGB Mode (Slow, >100ms on 720P; Y-mode is 5ms)
• Added benchmark mode
• Multi-threading via compiler's auto parallelization (/Qpar)
• Contrast and DeContrast in a single plugin file, but separate UI

Known issue

• sometimes parameter change may not trigger a proper refresh, but moving the sliders should always trigger a refresh

Dropped

Multi-lingual support