1. 2014-05-22 [GM-commit] GraphicsMagick: ThresholdBlackNegateQuant graphicsm GraphicsMagick Com 2. 2014-05-18 [GM-commit] GraphicsMagick: Be ultra-pedantic with CP graphicsm GraphicsMagick Com 3. 2014-05-17 [GM-commit] GraphicsMagick: Added "Threshold-Black-Ne graphicsm GraphicsMagick Com 4. 2014-05-11 [GM-commit] GraphicsMagick: 2 new changesets graphicsm GraphicsMagick Com