Bump version to v1.4.2

2014-12-06 03:32:20 (e46b8c1cf9)
- kernel-3.18.0-0.rc7.git2.1.fc22.x86_64
- grub2-1:2.02-0.12.fc22.x86_64
- dbus-1:1.8.12-1.fc22.x86_64
- NetworkManager-1:0.9.10.0-14.git20140704.fc22.x86_64
- device-mapper-1.02.92-3.fc22.x86_64
- ostree-2014.12-1.fc22.x86_64
- rpm-ostree-2014.113-1.fc22.x86_64
- docker-io-1.3.2-4.git353ff40.fc22.x86_64
- cockpit-0.33-1.fc22.x86_64
- kubernetes-0.6-4.0.git993ef88.fc22.x86_64
- [Removed] git-2.1.0-5.fc22.x86_64