Merge pull request #18 from bullshit/master

add hostname to hosts file fix #17
- return is more polite than exit when terminal is dump.
- exit breaks scp, rsync, ssh "command" ...
Merge pull request #19 from antonyantony/wheezy

- return is more polite than exit when terminal is dump.
upgrades all installed packages at first boot
Patch u-boot to fix CB2 stability issues
Create uboot-dualboot.patch
+ alternative sources
label, modules.symvers, remove symlink
change linux config for a10