Check for `/etc/razor/config.yaml` also

This updates the system to check for a config file under `/etc/razor` before
the one embedded in the razor root.  This is, generally speaking, going to be
the more correct location for configuration.

Signed-off-by: Daniel Pittman <daniel@rimspace.net>
Implement Puppet Labs packaging infrastructure

This is all support data and files for our internal packaging toolchain --
while you can use this from the outside, it isn't super-focused on
enabling that.

Both RPM and Debian packages are supported.

Signed-off-by: Daniel Pittman <daniel@rimspace.net>