Method implementation for REST API PresentationResources Controller Refactor

[zack-rma]

Problem Description

Fixes #229.

Missing method implementations for functionality in REST API.

Solution

Implements new methods and makes alterations to existing methods to add full functionality support for the REST API.

how you tested the change

Integration tested in REST API against OpenTSDB instance.

Where the following done:

• Tests. Check all that apply:
  • Unit tests created or modified that run during ant test.
  • Integration tests created or modified that run during integration testing
    (Formerly called regression tests.)
  • Test procedure descriptions for manual testing
• Was relevant documentation updated?
• Were relevant config element (e.g. XML data) updated as appropriate

If you aren't sure leave unchecked and we will help guide you to want needs changing where.