Add specs for the 'cron' and 'cron::install' classes
Add spec fixtures
Add specs for the 'cron::job' type
Add specs for the 'cron::hourly' type.
Add a placeholder for the lib/ folder
Add a placeholder for the spec/hosts/ folder
Modify the 'cron::hourly' type to use  instead of .
Add specs for the 'cron::daily' type.
Add specs for the 'cron::weekly' type.
Add specs for the 'cron::monthly' type.
DRY up specs a bit
Refactor the 'cron::job' type to use 'title' rather than 'name'.
Significantly enhance the 'cron::job' type spec.

Now tests the following:
  * Environment settings
  * Proper Cron-formatted timestamp
  * User
  * Command
Enable colorized, detailed RSpec output via Rake
Add PuppetDoc for the 'cron' and 'cron::install' classes.
Add PuppetDocs to the following types:

* cron::job
* cron::hourly
* cron::daily
* cron::weekly
* cron::monthly
Quote the user and groups on the underlying file resource.
Add a .travis.yml file for Travis CI
Set the default Rake task to :spec

This will enable a smoother experience on Travis CI
Add puppetlabs_spec_helper to .travis.yml

This dependency is missing from the gemspec of rspec-puppet, but is
currently required to use it.