firewall3: fix mark rules for local traffic, fix race condition

Update to latest HEAD in order to fix MARK rule generation for local traffic,
also fix a possible race condition during firewall start.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

package/network/config/firewall/Makefile

@@ -1,5 +1,6 @@
 #
 # Copyright (C) 2013-2016 OpenWrt.org
+# Copyright (C) 2016 LEDE project
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -8,15 +9,15 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=firewall
-PKG_VERSION:=2016-01-29
+PKG_VERSION:=2016-05-02
 PKG_RELEASE:=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(OPENWRT_GIT)/project/firewall3.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=8957be6c026858fe414aef69281d8aa06f7ea122
+PKG_SOURCE_VERSION:=6cccf1ba7f0c3eb34ef4a7adc6af501376bfa875
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
-PKG_MAINTAINER:=Jo-Philipp Wich <jow@openwrt.org>
+PKG_MAINTAINER:=Jo-Philipp Wich <jo@mein.io>
 PKG_LICENSE:=ISC
 
 PKG_CONFIG_DEPENDS := CONFIG_IPV6