Add a stub send-pr that simply points people towards the online support

pages, to give people used to send-pr a bit of guidance.

MFC after:	3 days

ObsoleteFiles.inc

@@ -39,7 +39,6 @@
 # done
 
 # 20140614: send-pr removal
-OLD_FILES+=usr/bin/send-pr
 OLD_FILES+=usr/share/man/man1/send-pr.1.gz
 OLD_FILES+=etc/gnats/freefall
 OLD_DIRS+=etc/gnats

usr.bin/Makefile

@@ -143,6 +143,7 @@ SUBDIR=	alias \
 	rwall \
 	script \
 	sed \
+	send-pr \
 	seq \
 	shar \
 	showmount \

usr.bin/send-pr/Makefile

@@ -0,0 +1,5 @@
+# $FreeBSD$
+
+SCRIPTS= send-pr.sh
+
+.include <bsd.prog.mk>

usr.bin/send-pr/send-pr.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+#
+# $FreeBSD$
+#
+
+echo
+echo "FreeBSD has migrated away from GNATS for tracking bugs, and so send-pr"
+echo "is no longer used for submitting bug reports."
+echo "Please see https://www.freebsd.org/support.html for more information."
+echo
+exit 1