That's outside the scope of this tool. Go has already adopted the npm style submodules that you mentioned (I.e. Answer = you install both versions in their resp

That's outside the scope of this tool. Go has already adopted the npm style submodules that you mentioned (I.e. Answer = you install both versions in their respective vendor/ dirs). This tool just tries to help you manage that. Not that I'm a big fan, either way, but still.