Added ellipse(), a port from someone’s PHP extension of FPDF. Unlike the PHP version, this function uses the top-left position and width and height of the ellipse, like rect(), not the center point and radius.
Merge pull request #8 from yanone/master

Added ellipse(), a port from someone’s PHP extension of FPDF. Unlike the PHP version, this function uses the top-left position and width and height of the ellipse, exactly like rect(), not the center point and radius.