Add the ability to configure the number of CPUs that will be used by the new VM.

== DETAILS

- Added a new configuration option "cpu_count"
- Modified clone.rb to change the number of cpu's on the clone spec to be equal to cpu_count, if specified.

== TESTING

- New spec
- Tested with vSphere 5.5
Merge pull request #96 from rylarson/add-cpu-configuration

Add the ability to configure the number of CPUs that will be used by the new VM