Use concat_output for file content source, so we get the old file Filebucketed on change

(Also, whitespace cleanup in init.pp)
Remove this dependency as the installer is using a forked copy of concat and this dependency explodes with librarian-puppet.  We should revisit these after uploading the installer modules to the forge.
Update Modulefile and pre-reqs for Puppet Forge
Use @var for puppet 3.2 compatibility
Release 1.2.0-rc2
Release v1.2.0-rc3
Release v1.2.0