Fix test for focus test

Signed-off-by: Abhijit Hiremagalur <abhi@pivotallabs.com>
Adding testing dependencies to director.gemspec
Moved controller spec closer to other api specs
Namespacing director controller tests
Removed duplicate and commented out tests
Merge director_controller_spec.rb and controller_spec.rb
Converting double quotes in director controller
Converted double quotes in director_spec.rb
backfill list_vms test for cli director client