try_htmlinfo_filters (::Utils)

    # File lib/rbot/core/utils/utils.rb, line 626
        def Utils.try_htmlinfo_filters(ds)
          filters = @@bot.filter_names(:htmlinfo)
          return nil if filters.empty?
          cur = nil
          # TODO filter priority
          filters.each { |n|
            debug "testing filter #{n}"
            cur = @@bot.filter(@@bot.global_filter_name(n, :htmlinfo), ds)
            debug "returned #{cur.pretty_inspect}"
            break if cur
          }
          return ds.merge(cur) if cur
        end