Updating jenkins build script for Tails.
Halt buildbox instead of destroying.
Updated TODO note.
Added noram option to build.
Allow building from detached head.
Fixing git checkout: use commit as REV.
Allow user to define custom Debian mirror.
Use DEBIAN_MIRROR variable instead of REPOSITORY.
Use DEBIAN_MIRROR variable instead of REPOSITORY.
Use custom Debian mirror.
Added TODO note about using custom repository for Vagrant provisioning.
Fixed :validate_debian_mirror: check mirror_host instead of proxy_host.
Do not specify local variable for Debian mirror.
Use custom Debian mirror if DEBIAN_MIRROR is specified.
Added rake vm:ssh command for establishing SSH connection.
Do not try to print exported_env.
Tell user if we are using custom Debian mirror for provisioning.
Tell user if we are not using custom Debian mirror.
Fixed variable name.
Use DEBIAN_MIRROR when provisioning.