372: fix FillColor

remove  GL.Color4(value);
373: update LayoutFarm.Drawing Canvas
675:Mini2, Try Merge LayoutFarm.Drawing
675.1
677: LionFill sample on GLControl

just texture
678: move sample code to DemoBase
678.1:Mini2.FormDev
679 update LionFill sample
Merge branch 'v_canvas' into v_layoutfarm.drawing
681: update ask reference on OpenTK.Core

remove dependency on LayoutFarm.Drawing
684: LionFillDirectDemo
684: LionFillDirectBufferDemo
687:  LayoutFarm.Drawing
690: offset canvas origin
692: SetClipRect
Merge branch 'v_canvas' into v_layoutfarm.drawing
694: merge core agg with LayoutFarm
964.1
694.2
Merge branch 'v_layoutfarm.drawing' into v_canvas