code: public Range convertToSeq2Range(Range rangeInSeq1) {
          int from = aabs(convertToSeq2Position(rangeInSeq1.getFrom()));
          int to = aabs(convertToSeq2Position(rangeInSeq1.getTo()));
  
          if (from == -1 || to == -1)
              return null;
  
          return new Range(from, to);
      }
docs: Converts range in sequence1 to range in sequence2, or returns null if input range is not fully covered by
  alignment
  
  @param rangeInSeq1 range in sequence 1
  @return range in sequence2 or null if rangeInSeq1 is not fully covered by alignment