diff of changes required to SVN version of Flot 0.6 to get it running on Node (with node-canvas)

flot node mods

39a40,41
>                 width: null,
>                 height: null,
701c703,709
<                 var c = document.createElement('canvas');
---
>                 var c;
>                 if (typeof Canvas !== "undefined"){
>                     c = new Canvas(width, height);
>                 } else {
>                     c = document.createElement('canvas');
>                 }
> 
704c712,713
<                 if (!c.getContext) // excanvas hack
---
> 
>                 if (window.G_vmlCanvasManager) // excanvas hack
709,710c718,720
<             canvasWidth = placeholder.width();
<             canvasHeight = placeholder.height();
---
>             canvasWidth = placeholder.width() || options.width;
>             canvasHeight = placeholder.height() || options.height;
> 
722c732,733
<             canvas = $(makeCanvas(canvasWidth, canvasHeight)).appendTo(placeholder).get(0);
---
>             canvas = makeCanvas(canvasWidth, canvasHeight);
>             if (placeholder.length) $(canvas).appendTo(placeholder);
726c737,739
<             overlay = $(makeCanvas(canvasWidth, canvasHeight)).css({ position: 'absolute', left: 0, top: 0 }).appendTo(placeholder).get(0);
---
>             overlay = makeCanvas(canvasWidth, canvasHeight);
>             if (placeholder.length) 
>                 $(overlay).css({ position: 'absolute', left: 0, top: 0 }).appendTo(placeholder);
846c859
<             if (w == null)
---
>             if (!w)
848c861
<             if (h == null)
---
>             if (!h)