Update a counter to a new value

[vytranl2]

As a System Administrator I need the ability to update a counter to a new value So that I can update to a new value as requested by a user.

Details and Assumptions

• Use the action GET /counters/{name}

• Store the old value

  Acceptance Criteria

  Given that the counter advance to 5
  When I call update on the service 
  And I request 6 to be set as a new value counter
  Then I should see a 6 returned from the service