On previous version, glob pattern will be expanded to actual file
names when writing setting to etc/apt/apt.conf.d/no-cache.
This patch fixes to quote to work cache clean command properly.
This patch allows debootstrap to be run with the http_proxy environment
variable. This is principally useful when you're using apt-cacher and
apt-cacher-ng locally.
This includes the following:
- options to control certain parameters
- an option specifically for creating tarballs directly, esp. for dockerbrew
- the addition of the updates and security repositories for Debian images
- the addition of the universe, updates, and security repositories for Ubuntu images
- more correct tagging of Debian images
- tagging of Ubuntu image versions (12.04, 12.10, etc) and latest tag for LTS