Fix Client specs
Added Resource::Root
Added Mapper::Location
Added Resource::Location
Added LocationClient
Delegate locations query to LocationClient
Added Resource::Location.find_by_external_key
Delegate location query to LocationClient
Added Resource::Location#exists?
Delegate exists query to LocationClient
Added Resource::Location#create
Renamed location client spec
Delegate create location to LocationClient
Added Resource::Location#update
Delegate update location to LocationClient
Added Resource::Location#deactivate
Added Resource::Location#activate
Delegate deactivation to LocationClient
Delegate activation to LocationClient
Added Resource::Photo