Improve tests cleanup glob.
Debian salt packages are not currently pulling python-zmq as a dependency.
Make sure only the required packages are pulled from Debian unstable.
Merge pull request #124 from s0undt3ch/develop

Some more Debian fixes
Merge remote-tracking branch 'upstream/develop' into develop
config_salt and smartos : force the use of global $SALT_ETC_DIR instead of hardcoded /etc/salt