Remove WWW entries moved into port Makefiles
Commit b7f05445c00f has added WWW entries to port Makefiles based on
WWW: lines in pkg-descr files.
This commit removes the WWW: lines of moved-over URLs from these
pkg-descr files.
Approved by: portmgr (tcberner)
Add Kicad, a software for the creation of electronic schematic
diagrams and printed circuit board artwork.
Kicad is a set of four softwares and a project manager:
* Eeschema: Schematic entry.
* Pcbnew: Board editor.
* Gerbview: GERBER viewer (photoplotter documents).
* Cvpcb: footprint selector for components used in the circuit design.
* Kicad: project manager.