• fixed documentation of decode for unicode noncharacters.
  added correct code to warn as in core.
  no replacement, ignore warnings when in relaxed mode.
  We used a wrong range also, but the wrong code from 3.02220
  was never executed because of an coding error. #73, #74
  
• Fixed a perl 5.6 compilation regression from 3.0220.
  
• Improve decode_bom for multibyte encoding, but not yet enabled.
  refcount error.
  
• Add 5.24 to travis tests