check for wget and gpg before proceeding

https://github.com/coreos/init/pull/129
Bump version to v1.1.3 for CoreOS Stable 410.0.0
Added --inet4-only to wget

https://github.com/coreos/init/pull/131
Merge commit 'b6e143ffa37199775eed324250b256419b01c426' into beta
Bump version to v1.2.4 for CoreOS Beta 444.2.0

- Update bash
  Fixes CVE-2014-6271 and CVE-2014-7169