Rename be(1) to bectl(8); continues to live in /sbin

Discussed with:	rpokala, allanjude

sbin/Makefile

@@ -86,7 +86,7 @@ SUBDIR.${MK_PF}+=	pfctl
 SUBDIR.${MK_PF}+=	pflogd
 SUBDIR.${MK_QUOTAS}+=	quotacheck
 SUBDIR.${MK_ROUTED}+=	routed
-SUBDIR.${MK_ZFS}+=	be
+SUBDIR.${MK_ZFS}+=	bectl
 SUBDIR.${MK_ZFS}+=	zfsbootcfg
 
 SUBDIR.${MK_TESTS}+=	tests

sbin/bectl/Makefile

@@ -1,8 +1,8 @@
 #	@(#)Makefile	8.1 (Berkeley) 6/6/93
 
-PROG=	be
+PROG=	bectl
 WARNS?=	1
-MAN=	be.1
+MAN=	bectl.8
 
 LIBADD+= be
 LIBADD+= nvpair