def status(start, end_time, sources = '')
      params = { :start => start, :end => end_time, :sources => sources }
      requires params
      DataSift.request(:GET, 'historics/status', @config, params)
    end
def status(start, end_time, sources = '')
      params = { :start => start, :end => end_time, :sources => sources }
      requires params
      DataSift.request(:GET, 'historics/status', @config, params)
    end
Check the data coverage in the archive for a specified interval

 @param start [Integer] Start timestamp for the period you wish to query.
   Should be provided as a Unix timestamp
 @param end_time [Integer] End timestamp for the period you wish to query.
   Should be provided as a Unix timestamp
 @param sources [String] Comma separated list of data sources you wish to
   query