Added pending specs for activity resource
Started creating shared example for API show endpoints
Merge branch 'dev' into feature/api-specs
Updated API authorization method & activity resource spec
Added specs for attachment API resource
Added spec for user API resource
Fixed authorization service calls
Merge branch 'dev' into feature/api-specs
Updated before / after blocks of API specs
Stoped using representers in API resource specs
Merge pull request #1591 from opf/feature/api-specs

Feature/api specs