Overview:
  This resource applies the standard collection pattern cluster events.

Common Definitions:
  <sort_direction> = "ASC" | "DESC"
  <sort_field> = Any event field except "specifiers"
  <severity> = "information" | "warning" | "critical" | "emergency"

Method GET:
  List events.

  Query Arguments:
    acknowledged=<boolean>
      If true, only return events that have been acknowledged.
    begin=<int>
      Specifies the earliest time to query events from.
    coalesced=<boolean>
      If true, only return events that have been coalesced.
    coalescing=<boolean> // default both
      If true, only return coalescing events.
    count=<boolean>
      If true, return a count of events.
    dir=<sort_direction>
      The direction of the sort.
    end=<int>
      Specifies the latest time to query events from.
    ended=<boolean>] // default both
      If true, only return events that have ended. 
    limit=<int>] // default 1000
      Return no more than this many results at once (see resume).  
    sort=<sort_field>
      The field that will be used for sorting.
    devid="all" | <int>
      Specifies the devid of events to query for.
    event_type=<int>
      Specifies the event_id of events to query for.
    severity=<severity>
      Specifies the severity of events to query for.
    resume=<string>
      Continue returning results from previous call (cannot be used with
      other options).

