code: public OverpassQuery output(OutputVerbosity verbosity, OutputModificator modificator, OutputOrder order, int limit) {
          builder.append(String.format("; out %s %s %s %s",
                          verbosity.toString().toLowerCase(),
                          modificator.toString().toLowerCase(),
                          order.toString().toLowerCase(),
                          limit
                  )
          );
  
          return this;
      }
docs: Appends a <i>;</i> character and the print (out) action to the query.
  
  @param verbosity      degree of output verbosity (see {@link OutputVerbosity })
  @param modificator    output modificator for derived information (see {@link OutputModificator })
  @param order          sort order (see {@link OutputOrder })
  @param limit          maximum number of elements to return
  
  @see <a href="http://wiki.openstreetmap.org/wiki/Overpass_API/Overpass_QL#Print_.28out.29">
  http://wiki.openstreetmap.org/wiki/Overpass_API/Overpass_QL#Print_.28out.29</a>
  
  @return the current OverpassQuery object