ubus: update to latest git HEAD

add fd handover inside ubus replies

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 39897

package/system/ubus/Makefile

 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ubus
-PKG_VERSION:=2014-02-23
+PKG_VERSION:=2014-03-12
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://nbd.name/luci2/ubus.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=334c38918063b5ece164624e20490021b2bff38a
+PKG_SOURCE_VERSION:=8f3c5a7b50eb4642108f104d33c043da6d0f14a4
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_MD5SUM:=
 CMAKE_INSTALL:=1