Creates a matte-look border using a solid color. (The difference between this border and a line border is that you can specify the individual border dimensions.)

Parameters:

top		an integer specifying the width of the top, in pixels
left		an integer specifying the width of the left side, in pixels
bottom		an integer specifying the width of the right side, in pixels
right		an integer specifying the width of the bottom, in pixels
color		a Color to use for the border

Returns:  the MatteBorder object