A Category Count contains ID, Name, and Count for a category for a given search.  For example /items?keywords=glock will return a collection of CategoryCount objects
    ordered by count descending for all categories containing the keyword(s).
| Field | Data Type | Description | 
|---|---|---|
| ID | integer | ID of the category | 
| Name | string | Name of the category | 
| Count | integer | Count of matching items for the category |