Recipe now can use another security mirror instead of the security.debian.org only
Merge pull request #11 from tecnocratica/master

Possibility to use another security mirror.
Fix dates. Added changelog for the current version.
Add attributes of security_mirror feature.
Merge pull request #13 from tecnocratica/master

Updated readme and changelog
Drop emeril dependency
Update debian-7 bento box URI to point to Debian 7.4
Upgrade Berkshelf to v3
Fix test-kitchen version requirement
Release v1.6.0
Up version for development