[#149] Do not show resource class if not present

- Do not show the resource class:
  - in DB-Connected resources, if not overridden
  - in the UI, if not present (or null) in the returned service
[#149] Rebuilt UI distribution
Merge branch 'hotfix/149'

Close #149
Re-added PHPUnit runner

- removed accidentally with fd23e96c
Ensure all relevant configuration for a REST service is deleted

- Ensure routing, content-negotiation, content-validation, hal,
  authroization, versioning, and service manager configuration is
  removed when deleting a service.
- Do **not** delete the route or versioning information if the service
  version is greater than 1.
Delete all configuration associated with an RPC service

- Removes content-validation, versioning, authorization, and controllers
  configuration for an RPC service.
- Ensures route and versioning config are **not** removed when the
  version is greater than 1.
CS fixes (trailing whitespace, function declaration)
Fix failing tests

- Since FooConf and BarConf test modules are proper Apigility modules now,
  needed to update the cleanupAsset routines to remove versioned directories
  only.