Added an object oriented interface to the md5 functions.
GCI Task Link: http://www.google-melange.com/gci/task/show/google/gci2010/parrot_perl_foundations/t129413206986
Objectify MD5 interface.
Comes complete with tests and documentation.
Renamed the new md5sum example to make more sense, and cleaned up MD5…
….pir a little.
Oops: bad test plan...
Added Object Oriented interface for the SHA256 library, and tests.
Fixed up some codestd tests as well.