whoops, schematic's there, but the brd file is a zero-length file!
Grr. Google Drive apparently doesn't like firefox very much. Things went better with Chrome, and I've uploaded a combined .zip file...
i would have to learn how to [reshape board outline] ... select two edges, right-mouse, select "stretch arc".
Draw new edge in "dimension" layer, use "miter" tool on corners. Delete old edge... (uploaded a "-rounded" version as well.")