devel/libisofs: Add the patch to fix xorriso -hfsplus option bug

References:
http://forums.ghostbsd.org/viewtopic.php?f=98&t=711

PR:		226318
Submitted by:	ericturgeon.bsd@gmail.com
Approved by:	tcberner (mentor, implicit)

devel/libisofs/Makefile

@@ -3,6 +3,7 @@
 
 PORTNAME=	libisofs
 PORTVERSION=	1.4.8
+PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	http://files.libburnia-project.org/releases/
 

devel/libisofs/files/patch-libisofs_hfsplus__classes.c

@@ -0,0 +1,16 @@
+patch from https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=226318
+It will be included in the next release.
+
+--- libisofs/hfsplus_classes.c.orig	2018-03-08 18:48:59 UTC
++++ libisofs/hfsplus_classes.c
+@@ -422,6 +422,10 @@ static uint16_t class_page_data[] = {
+   0x21, 0x230,
+   0x22, 0x230,
+   0x23, 0x230,
++  0x00,
++
++  /* End of list */
++  0x00
+ };
+ 
+ uint16_t *hfsplus_class_pages[256];