2007.07.21 v0.2.1
 * Add usage information
 * Initial POD info

2007.07.15 v0.2
 * Add support for 7zip, micro$oft cab, installshield, cpio, lha, arj, ace, and uncompressed tar files
 * Pass arguments to shell in quotes to allow for file names with special characters

2007.07.10 v0.1:
 * Initial release