chroot: i2c (/dev/i2c-X) by default these come up [root:i2c], make sure default user is in i2c group
chroot: i2c (/dev/i2c-X) by default these come up [root:i2c], make sure default user is in i2c group

Signed-off-by: Robert Nelson <d6c41255011d14bfa93d8562b946ca186cfa0c7b@gmail.com>

RobertCNelson/omap-image-builder,RobertCNelson/omap-image-builder,beagleboard/image-builder,beagleboard/image-builder