Fix #216 and Fix #215 Add Columns

[dmlb2000]

Description

This adds columns display_name and description to Keys, Values and Groups. The Instrument Key Value mapping should also get a Relationships mapping to determine use if different key values with respect to instruments.

Signed-off-by: David Brown dmlb2000@gmail.com

Issues Resolved

Fix #215 Fix #216

Check List

• [ ] All tests pass. See https://github.com/pacifica/pacifica-docs/blob/master/development/TESTING.md
• [ ] New functionality includes testing.
• [ ] New functionality has been documented in the README if applicable