libubox: update to latest version, fixes ustream reuse and a few other minor issues

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 38461

package/libs/libubox/Makefile

 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libubox
-PKG_VERSION:=2013-08-01
+PKG_VERSION:=2013-10-19
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://nbd.name/luci2/libubox.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=04f194aa8a04926fe7f2e42bbf9ba6c62d49339e
+PKG_SOURCE_VERSION:=734d28eb1a46358743cf8837c91e5d46695c3b91
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_MD5SUM:=
 CMAKE_INSTALL:=1