0.2_3 2012/8/31
- added author and copyright to *.pm
- make rules definition more verbose in ProtocolPinning by using hash not array,
  call max_open now max_unbound
- str2cfg, cfg2str now operate on hashes not hash refs
- documentation updates
0.2_2 2012/8/31
- doku fixes
0.2_1 2012/8/31
- fixes for cfg2str
- doku fix
0.2  2012/8/31
- IMP_ACCTFLD -> IMP_ACCTFIELD
- various internal renamings and comment changes in ProtocolPinning for better
  understanding of code and usage
- cfg2str and str2cfg methods in Base to aid in using config from string
- cfg2str and str2cfg redefined in ProtocolPinning because of deeper config,
  remove old stringification for rules and max_open
0.1 2012/7/30
- initial release