Revision history for Perl extension Faidx.

1.0 Original release
1.1 get_all_sequence_ids added
 Sample use:
  $fasta = "/path/to/Xiphophorus_maculatus.Xipmac4.4.2.dna_rm.toplevel.fa.gz" ;
  $index = Faidx->new($fasta);
  @seq_id_list = $index->get_all_sequence_ids();
  $seq_count = 0 ;
  for my $seq (@seq_id_list)
  {
    $seq_count++ ;
    print "$0:sequence id:$seq_count:".$seq."\n" ;
  }