0.4.0
 - move to buildroot 2015.05 adjusting makefile and build appropriately.
 - use Ubuntu 14.04 kernels (3.13)
 - enable architectures ppc64, ppc64le, aarch64
 - respect init= parameter
 - growpart/growroot: resize partition while mounted with newer growpart.
   default to background resizing of root filesystem.
0.3.4
 - Improve tooling for IPv6 and network debugging [Jens Rosenboom]
 - make 'nc -ll' work again. [Jens Rosenboom]
 - set default timezone to UTC
 - powerpc builds
 - kernel: update to latest released Ubuntu 12.04 kernel (3.2.0-80.116).
0.3.3
 - Wrap udhcpc to provide for easier passing of options including
   those required to get MTU set properly.  [Harm Weites] (LP: #1301958)
 - Busybox: enable nc flags '-s ADDR', '-n', '-u', '-o FILE', -z.
 - kernel: update to latest released Ubuntu 12.04 kernel (3.2.0.68.81).
0.3.2
 - Recognize failure when getting entries from ec2 metadata service,
   especially annoying on 'ec2metadata --public-keys' (LP: #1148165)
 - fix bug on ec2 metadata service if no public keys available.
   Problem was that 404 was not being recognized (LP: #1148165)
 - do not mount / as rw if already mounted rw.  in lxc this generated
   additional and irrelevant noise on console.
 - fix 'is_lxc' to work correctly.
 - support 'seed' data from /var/lib/cloud/seed for nocloud and
   configdrive sources.
 - fix random and urandom device entries to be character rather
   than block devices.
 - if running in lxc (not libvirt-lxc), start getty on /dev/console
 - add usr/share/udhcpc/default.script which helps better control
   what happens on dhcp ifup.
 - support executing /etc/rc.local
 - set hostname from datasource (LP: #1132686)
 - fix bad entry for 'ftp' user in /etc/group (LP: #1222951)
 - support static routes provided in dhcp data (LP: #1190372)
 - support resizing root filesystem (LP: #1261710) but disable
   by default.  resizing can be enabled via file injection.
 - provide more information in cirros-sysinfo [Harm Weites]
0.3.1
 - move to buildroot 2012.05 (busybox 1.20.1)
 - build on Ubuntu 12.04
 - support https client via curl/openssl (LP: #918702)
 - support mounting of vfat filesystems (LP: #929841)
 - support acpi shutdown (LP: #944151)
 - ec2metadata: remove double '/' in --public-keys requests (LP: #992492)
 - upgrade kernel to Ubuntu 12.04 LTS kernel (3.2.0-25.40)