- Version bump to 2.4.0
* Refactor: block-device filesystem creation, mount and fstab
* Take --params from environment
* Refactor documentation on image creation
* Add a test to validate we can build debian vms
* Introduce exec_sudo command
* Fix py3 error in block-device
* Refactor block-device base functions.
* Add bzip2 to test install
* Add refactor of tree-like vs graph
* Set LC_ALL in disk-image-create
* Improve documentation for image creation
* Refactor block_device: isolate the getval call
* Refactor block_device: passing command line parameters
* Make Gentoo package updates work more often
* Turn off strict_id mode for Ec2 datasource
* Clean out apt index caches at end of image build