Update packer.io distribution to version 0.6.0
Respect internal Ansible style guide
with_fileglob is a lookup plugin now

lookup plugins work on the controlling system only. This used to
work with earlier versions of Ansible and this role.

Now I'm forced to lookup the installed binaries myself with a
shell task in order to correctly symlink installed binaries into
a given path.
ansible-packerio 0.8.0: Update packer.io version to 0.6.0
Merge branch 'ansible-packerio-0.8.0'

* ansible-packerio-0.8.0:
  ansible-packerio 0.8.0: Update packer.io version to 0.6.0
  with_fileglob is a lookup plugin now
  Respect internal Ansible style guide
  Update packer.io distribution to version 0.6.0