Handler contains the runtime information such as logging and database.
Add space label to the store.
Delete removes space label from store and removes label association from spaces.
Get returns all space labels.
Update persists label name/color changes.
Store provides data access to section template information.
Add saves space label to store.
Delete removes space label from the store.
Get returns all space labels from store.
RemoveReference clears space.labelID for given label.
Update persists space label changes to the store.