Update Gemfile and Spec_helper.rb to support Teamcity testing.
Require simplecov-teamcity-summary if running in Teamcity CI.
Remove simplecov.
Renaming providers to support cMode dev.
Update Gemfile to pin puppetlabs_spec_helper to v0.4.x, as v0.5.x breaks
stuff.
Updated Puppet::Provider::Netapp. 
* Removed legacy work-around for Puppet 2.7. 
* Added netapp_itterate helper function
* Updated netapp_commands to handle more complex api's found on cMode.
Add a cMode provider for netapp_user resource. First set of changes to
support iterative api in instances and prefetch.
Update Readme.markdown