Use double in place of mock or stub
Merge pull request #54 from gocardless/remove-spec-deprecation-warnings

Use double in place of mock or stub
Remove deprecated plan_id and payment_id attributes
Merge pull request #55 from gocardless/remove-deprecated-attribute

Remove deprecated plan_id and payment_id attributes
Shared example for query methods
Clean up specs
Merge pull request #57 from gocardless/spec-cleanup

Spec cleanup
Merge branch 'master' into pagination

Conflicts:
	spec/resource_spec.rb