bb.org: prep for release

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
chroot: protect against kernel install failure

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
doc: update changes for bb.org-2014.03.27

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
bb.org: post release

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