pig - sync with FreeBSD 2.0

rootfs.manifest

@@ -664,6 +664,7 @@ file /games/mille
 file /games/monop
 file /games/morse
 file /games/number
+file /games/pig
 file /games/pom
 file /games/ppt
 file /games/primes
@@ -1540,6 +1541,7 @@ file /share/man/cat6/hangman.0
 file /share/man/cat6/mille.0
 file /share/man/cat6/monop.0
 file /share/man/cat6/number.0
+file /share/man/cat6/pig.0
 file /share/man/cat6/pom.0
 file /share/man/cat6/quiz.0
 file /share/man/cat6/rain.0