Changes for version 2.02
- Initialized $x and $y to make the code warnings-compliant.
- Converted globals to instance variables so that the OO interface can work correctly; added tests to ensure that.
- Eliminated modification of return value from unpack.
- Increased efficiency on long messages.
- Fixed buggy tests.
- Added some documentation and tests.
- Crypt::RC4 - Perl implementation of the RC4 encryption algorithm