Investigate code re-use from Pixastic Image Processing Library

"Pixastic works by utilizing the HTML5 Canvas element which provides access to 
raw pixel data, thereby opening up for more advanced image effects."
http://www.pixastic.com/lib/

This would be interesting notably to adjust the jpg/png images that we import 
to SVG-edit.

Below are individual actions and effects available through Pixastic:
Blend
Blur
Blur Fast
Brightness/Contrast
Color Adjust
Color Histogram
Crop
Desaturate
Edge Detection
Edge Detection 2
Emboss
Flip
Flip Horizontally
Flip Vertically
Glow
Histogram
Hue/Saturation/Lightness
Invert
Laplace Edge Detection
Lighten
Mosaic
Noise
Posterize
Pointillize
Remove Noise
Resize
Rotate
Sepia
Sharpen
Solarize
Unsharp Mask

Original issue reported on code.google.com by marclaporte on 5 Jan 2012 at 7:34

rebootcode / svg-edit

Investigate code re-use from Pixastic Image Processing Library #893