Updated shell commands to work with Windows too..
Updated shell commands to work with Windows too..

Added `ruby` prefix to commands, as Windows doesn't know about shebangs. Shouldn't break anything with unix/osx.
CredentialEngine/CredentialRegistry,coffeejunk/CredentialRegistry,coffeejunk/CredentialRegistry,learningtapestry/learningregistry,CredentialEngine/CredentialRegistry,CredentialEngine/CredentialRegistry,learningtapestry/learningregistry,learningtapestry/learningregistry,coffeejunk/CredentialRegistry