fltk-devel has non-numeric revision

[Vincent Habchi]

> Version can contain non-numeric characters, but revision must be an
> integer. The qt59 portfile is extremely complicated, but qt59-qtwebkit
> seems to have a revision of 1 for me, so check for local changes perhaps?

Ok, gotcha. I had introduced an extra line in the qtwebkit subpart before the revision line. It seems the portfile takes the 9th line after the opening brace to be the revision line, whatever this line holds. Not really intuitive.

Thanks Josh!
Vincent