Renamed BoundingBox.gif to BoundingBox.png
Renamed BezierQuad.gif to BezierQuad.png
Renamed BezierCubic.gif to BezierCubic.png
Renamed BezierCtrl.gif to BezierCtrl.png
Renamed BezierArrow2.gif to BezierArrow2.png
Renamed BezierArrow1.gif to BezierArrow1.png
Renamed Bezier.gif to Bezier.png
Renamed attributes.TextValignTop.gif to attributes.TextValignTop.png
Renamed attributes.TextValignMiddle.gif to attributes.TextValignMiddle.png
Renamed attributes.TextValignBottom.gif to attributes.TextValignBottom.png
