Fix strcpy buffer overflow and mtime type

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>

Change-Id: Ib7d523ae44ed48cf3a6c6f092244057a4aaa134b
build vim with SELINUX

Change-Id: I1402bc5302c9e6eb85a6e00236edb93b203e2db0
xxd: add android makefile

Change-Id: I21d8c852829782cbe03343a7783d3decff9f1f9f