Register Client Library with HDF5 Error API Use Case Scenario
Author: Quincey Koziol

### Client Library Desires to Register with the HDF5 Error API:

Pre-conditions:

- None (?)

Scenario:

1. Client library registers itself with the HDF5 error API, receiving an "error class ID" for future error API operations for that library.
2. Client library uses its error class ID to register major and minor error types and their descriptions, receiving an ID code for each error type registered.

Notes:

1. Major and minor error types may be registered at any time during the execution of an application.

Examples:

1. Register Client Library