Move setenforce 0 + remove busybox64

Busybox doesn't need 64 bit version.  Testing bootkali on Nexus 9 needed setenforce moved to beginning of bootkali.

Signed-off-by: binkybear <binkybear@nethunter.com>
Download OnePlus correct location

Jpalmer discovered error when building.

Signed-off-by: binkybear <binkybear@nethunter.com>