busybox-1.8.1 : add latest fixes
patches from : http://busybox.net/downloads/fixes-1.18.1/
* hush : fix wrong prompt problem on empty interactive commants
http://git.busybox.net/busybox/commit/?id=
642e71a789156a96bcb18e6c5a0f52416c49d3b5
* mkswap : selinux build fix
http://git.busybox.net/busybox/commit/?id=
e66a212081bcca521760ccff3a2da0deccd99340
* suppress "'fast_strtol_10' defined but not used" warning
http://git.busybox.net/busybox/commit/?id=
f42c7b8fc161f5b3eb4e9c13f392daf7a11760c8
Signed-off-by: Eric Bénard <eric@eukrea.com>
Acked-by: Khem Raj <raj.khem@gmail.com>