Metrics endpoints
===============


  .. http:get:: /api/metrics/availability
  
    :synopsis: Provides data related with max running environments limit and time to wait for a free slot for a new environment.
	
    :>json integer availability: Amount of free environment slots (0 if no limit)
    :>json integer limit: Amount for maximum running environments (0 if no limit)
    :>json integer waitingMinutes?: Estimation of minutes remaining for a free slot. Only present if availability is 0 and there is a limit. Not present if there is no expectation of a free slot automatically. It shows the minimum of remaining time for expiration of all environments.