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)
Update tilp2 and its libraries:
- tilp2 1.17
- libticables2 1.3.4, libticalcs2 1.1.8, libticonv 1.1.4, libtifiles2 1.1.6
- Add NLS option, remove libtool dependency, clean up Makefile and pkg-descr
- Bump PORTREVISION and trim Makefile header for emulators/tilem and
emulators/tiemu3.