[tools] cmake: upgrade to 2.8.11.2

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37794 3c298f89-4303-0410-b956-a3cf2f4a3e73
[tools] mm-macros: upgrade to 0.9.6

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37795 3c298f89-4303-0410-b956-a3cf2f4a3e73
[tools] mtools: upgrade to 4.0.18

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37796 3c298f89-4303-0410-b956-a3cf2f4a3e73
[tools] xz: upgrade to 5.0.5

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37797 3c298f89-4303-0410-b956-a3cf2f4a3e73