Update README.md

Correction to inspiration
Update README.md
Merge pull request #1 from jbouse/patch-1

Readme clarity
updates autosigner to fall back to using certname

previous behavior would fail if pp_instance_id wasn't set. Now if you
don't use csr_attributes.yaml file to extend the csr it will just use
certname to check.
fix typooes
uses el.repo files now
cleans up userdata script, adds two minute wait to allow for pe_mcollective classification
adds better error handling to classify
disable new hiera data stuff for now
default to demo env path
fxi topy
Parameters, documentation
Parameters, etc
Move files to templates
Rename autosign.rb to autosign.rb.erb, licensing

Contacted Jeremy T. Bouse about license on autosign.rb
ruby hashbang path, note about fog gem

Added variables for autosign.rb template consumption
Added note about fog gem not being provided.
Add template to determine ruby path, config

Source ruby path from module
Source autosignfog.yaml from module
Overly complicated logic to handle ruby paths
Template functions, rename templates
Templates are retrieved differently