Rename hyp_attributeClass helper
Add hyp_attributeNames helper
Add User model
Add tests
Update NSManagedObject-HYPAttribute.podspec
Merge branch 'master' into feature/hyp_attributeNames

Conflicts:
	NSManagedObject-HYPAttribute.podspec
Merge pull request #3 from hyperoslo/feature/hyp_attributeNames

Feature: Attribute names