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)
- Trim the Makefile header per new guidelines
- Remove hardcoded shlib ABI versions from LIB_DEPENDS
- Drop leading indefinite article and fix a typo in COMMENT
- Synchronize port description with COMMENT line
- Convert to the new generation OPTIONS framework