Some ports need gtar instead of tar. Deal with it.

Fixes lang/coffeescript.
Fix build and update to ucblogo 6.0.
Fix lang/scm.
Fix lang/libv8.

Based on similar fixes committed to lang/node (which includes V8).
Fix plan9/plan9port.
Fix buglet relying on GCC's existence.

Bump REVISION accordingly.
Remove a part of the makefile patch meant for sdlmess.
remove obsolete patches
make www/cherokee build on Bitrig
make editors/xemacs21/stable build on Bitrig
update distinfo
update distinfo
make comms/hamlib build on Bitrig
make net/ortp build on Bitrig
Make www/netsurf/libcss build on Bitrig.

While there chmod -x Makefile, distinfo and pkg/DESCR.
Strip executable bit from www/netsurf/**.