Additions

The following endpoints for retrieval of statistics have been added:

Topic	Method	Entrypoint	Description
Statistics	GET	/endpoint/{endpoint_id}/stats/daily	Endpoint Usage and Costs Statistics per day
Statistics	GET	/stats/daily	Organisation Usage and Costs Statistics per day for the current month
Statistics	GET	/organisation/{org_id}/stats/daily	Organisation Usage and Costs Statistics per day
Statistics	GET	/sim/{id}/stats	SIM Usage and Costs Statistics
Statistics	GET	/sim/{id}/stats/daily	SIM Usage and Costs Statistics per day