Added mymd5
Added mymd5

* As an example of how to get an MD5 hash in ruby

* Also for parity with bin/sha and bin/sha256

* This program is unnecessary on linux (md5sum) and OSX (md5)

zeusintuivo/bin,dbrady/bin,dbrady/bin,seutsey/bin,seutsey/bin,seutsey/bin,meadoch1/bin,meadoch1/bin,zeusintuivo/bin,zeusintuivo/bin,meadoch1/bin,zeusintuivo/bin,dbrady/bin,meadoch1/bin,seutsey/bin,dbrady/bin,zeusintuivo/bin,dbrady/bin,meadoch1/bin,seutsey/bin