Rename placeholder config to example config

This is so we can deploy the production config file with puppet
without causing conflicts between the repo managed yaml and the
puppet managed yaml
3 jobs for master in 2 minutes and 2 seconds
Status Job ID Name Coverage
  Syntax
passed #5629
syntax

00:00:54

 
  Linting
passed #5630
lint_ruby

00:01:08

failed #5631
lint_yaml

00:00:47

 
Name Stage Failure
failed
lint_yaml Linting
!    And: https://github.com/ManageIQ/optimist
Successfully installed trollop-2.9.10
Successfully installed yamllint-0.0.9
2 gems installed
$ yamllint *.yaml
[DEPRECATION] The trollop gem has been renamed to optimist and will no longer be supported. Please switch to optimist as soon as possible.
*.yaml: no such file
Checking 1 files
ERROR: Job failed: exit code 1