Introduction
This component provides a host for a Blackboard to be shared among components

Properties#
| Name | Description |
|---|---|
| blackboard | Reference to blacboard |
| fields | List of field on blackboard |
Methods#
| Name | Description |
|---|---|
| EntryHasValue | Check if a value exists for a field |
| Erase | Remove all data |
| GetValue | Get the value of a field |
| IsSet | Check if a value exists for a field |
| SetValue | Set the value of a field |
| UnsetValue | Remove entry for a field |