Reviewed by Anders.
Add exception codes to SVGList functions, adjust all code using it.
Move SVGPaintType enums from ksvg.h into SVGPaint (needed for js generation)
Move SVGUnitTypes enums from ksvg.h into it's own file SVGUnitType.h (ditto)
Move SVGRenderingIntent enums from ksvg.h into it's own file SVGRenderingIntent.h (ditto)
Move SVGZoomAndPan enums from ksvg.h into SVGSVGElement (ditto)
Move SVGFE* related enums into their respecitive classes.
Fix JSSVGNumber to operator on doubles, instead of floats.
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@16330
268f45cc-cd09-0410-ab3c-
d52691b4dbfc