Update BoardConfig.mk

added target arch
Update BoardConfig.mk
change in BoardConfig
work on android 4.3
Update mars_zx3.mk
Update init.usb.rc

fixed mounts and sd card
fixed fstsb
Update mars_zx3.mk
reorganized files
Update init.usb.rc
Update mars_zx3.mk
Update mars_zx3.mk
Update mars_zx3.mk
Update mars_zx3.mk
Update mars_zx3.mk
Update init.usb.rc

add vendor-specific shell script
Update mars_zx3.mk
Update BoardConfig.mk
egl.cfg
Update init.usb.rc