ubox: update to git head

- use dynamically sized buffer, fixes label extraction on vfat partitions with huge cluster size
	- strip trailing spaces from vfat labels, aligns behaviour with "blkid"

SVN-Revision: 37529

package/system/ubox/Makefile

@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ubox
-PKG_VERSION:=2013-07-24
+PKG_VERSION:=2013-07-24.1
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://nbd.name/luci2/ubox.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=f3a6e775a1e52ea6f85a145d60a88b3f6356a96c
+PKG_SOURCE_VERSION:=9f7073df932cfb5037df05c6a3bb0b6cd3ee076c
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 CMAKE_INSTALL:=1