a8ce05 fix invalid ssh url in clone dropdown

1 file Authored by Ryan Lerch 7 years ago , Committed by Pierre-Yves Chibon 7 years ago ,
    fix invalid ssh url in clone dropdown
    
    the macro that was printing the ssh url uses unnamed
    parameters, so it was using the username as the prefix.
    sending an empty string prefix fixes this issue.
    
    Fixes #3532