setup: check for ti kernel

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
update zz-uenv.txt

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
rcn-ee: bump elinux to 3.14.x for bone

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
debootstrap: 1.0.62

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
setup_sdcard: read dtb if its in /boot/uEnv.txt

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
setup_sdcard.sh: extra ro

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
chroot: ubuntu broke this, so disable..

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
zz-uenv_txt: tested on wheezy, jessie, trusty, utopic

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>