message: Add piggtool examples [skip ci]
diff: @@ -11,7 +11,7 @@ piggtool
  .B [ -l ]
  .B [ -x ]
  .I <pigg_file>
  -.I <target_dir>
  +.I [target_dir]
  .SH DESCRIPTION
  The piggtool can display the contents of pigg archives and can also extract contained files. Some of these extracted
  files can be read by the
  @@ -40,10 +40,20 @@ Extract all files from pigg archive
  A pigg archive
  .RE
  .PP
  -.I <target_dir>
  +.I [target_dir]
  .RS
  Target directory where pigg contents will be extracted to
  .RE
  +.SH EXAMPLES
  +List all contents from chive.pigg:
  +.RS
  +.B piggtool -l chive.pigg
  +.RE
  +.PP
  +Extract all contents from chive.pigg to data directory:
  +.RS
  +.B piggtool -x chive.pigg data
  +.RE
  .SH SEE ALSO
  authserver(1)
  .SH BUGS
  