libubox: update to the latest version, adds lua/ustream fixes and extends usock

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

SVN-Revision: 48255

package/libs/libubox/Makefile

@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libubox
-PKG_VERSION:=2015-11-08
+PKG_VERSION:=2016-01-15
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(OPENWRT_GIT)/project/libubox.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=10429bccd0dc5d204635e110a7a8fae7b80d16cb
+PKG_SOURCE_VERSION:=bc7e2772763929a8932c9ec1fc676bee9989f0ae
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_MD5SUM:=
 CMAKE_INSTALL:=1