def end_time_zone!(zone)
      attributes = {}
      attributes['Id'] = zone[:id] if zone[:id]
      attributes['Name'] = zone[:name] if zone[:name]
      nbuild[NS_EWS_TYPES].EndTimeZone(attributes)
    end
def end_time_zone!(zone)
      attributes = {}
      attributes['Id'] = zone[:id] if zone[:id]
      attributes['Name'] = zone[:name] if zone[:name]
      nbuild[NS_EWS_TYPES].EndTimeZone(attributes)
    end
Specifies an optional time zone for the end time
 @param [Hash] attributes
 @option attributes :id [String] ID of the Microsoft well known time zone
 @option attributes :name [String] Optional name of the time zone
 @todo Implement sub elements Periods, TransitionsGroups and Transitions to override zone
 @see http://msdn.microsoft.com/en-us/library/exchange/dd899434.aspx