Don't create NRPE commands via the client recipe / remove attributes for these
Remove all non-NRPE commands / services except for check_nagios
Remove NRPE check tuneable attributes from Readme

Also cleanup a few items in the readme for clarity
Remove the nagios plugins that were copied in

This should now be handled by the user on a per check basis
Improvements to the Readme to help new users
Add nagios_services example data bags and an example recipe that uses the checknrpe LWRP