sane-backends: update to 1.0.24 and fix configure

	- bump to 1.0.24
	- get rid of shipped libtool
	- remove host include paths from configure macros
	- do not patch generated configure
	- refresh patches

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@39460 3c298f89-4303-0410-b956-a3cf2f4a3e73
tiff: fix autoreconf

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@39461 3c298f89-4303-0410-b956-a3cf2f4a3e73
Merge branch 'master' of git://git.openwrt.org/packages

Conflicts:
	utils/sane-backends/Makefile
	utils/sane-backends/patches/002-remove-uneeded.patch
	utils/sane-backends/patches/010-dont-add-host-include-path.patch

synced to upstream version

Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>