fixed failure test for delete_agent_token
finished all token tests
add delete_entity mock support
add update_entities mock support, minor change to variables in Real
Only HTTPStatusError has request and response

Fixes NoMethodError:undefined method 'request' for #<Excon::Errors::SocketError:0x62540a41>
Merge pull request #2104 from maestrodev/joyent-error

NoMethodError:undefined method 'request' for #Excon::Errors::SocketError
added mock data for check tests
add create_alarm mock support
minor change to failure condition
Initial support for redshift, with describe_cluster requests and corresponding parsers
Adding the remaining describe requests
Support for create requests, along with parsers
Modify and Delete requests added
adding redshift to service list
update to obfuscate various IDs in tests
added list_checks and list_check_types mocks
Merge branch 'monitoring_mock' of github.com:rackops/fog into monitoring_mock
list_alarm and get_alarm mock support
added list_metrics
add update_alarm mock support, update Real parameters to convention