0.22 2009-11-14
 - Fixed a bug where you can't use @ as an argument to get_rdata
 - Fixed bug where no parsing of arguments is done on get_rrs() and
   exists()
0.21 2009-11-14
 - First published version
 - Fixed a bug in $origin parsing, not possible to have dots in it
0.20 2009-11-13
 - Fixed support for multiple RRs with same type for same name
 - Testing with Test::Distribution
0.1 2009-09-13
 - Packaged the module