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Version 0.7.0, by Aleksey Cheusov, Sun, 18 Oct 2009 14:17:28 +0300

  FIX: POSIX getopt("xo:") accepts './app -xoVVV' and './app -xo VVV'
  treating them as './app -x -o VVV'.
  Now Lua alt_getopt does the same.

  Additional regression tests/examples

  error() function is not used for exiting anymore.
  os.exit() is used instead.

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Version 0.6.0, by Aleksey Cheusov, Sun, 26 Apr 2009 19:52:38 +0300

  FIXED: global variable 'optind'. Now it is local.
  Minor improvements and code clean-ups.
  Thanks to Leo P. <shell slact net> for all this.

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Version 0.5.0, by Aleksey Cheusov

  First publicly available release
