The request is to be able to use 3scale_toolbox in an environment where the calls are made through a proxy.
Currently this is not possible. For example, when copying a service and the request is made through a proxy you get the error: 407 "Proxy Authentication Required".
3scale copy service 4 --source=https://token@3scale-domainA --destination=https://token@3scale-domainB --target_system_name=TARGET_SYSTEM_NAME /opt/3scale_toolbox/embedded/lib/ruby/2.3.0/net/http/response.rb:120:in `error!': 407 "Proxy Authentication Required" (Net::HTTPServerException) from /opt/3scale_toolbox/embedded/lib/ruby/2.3.0/net/http/response.rb:129:in `value' from /opt/3scale_toolbox/embedded/lib/ruby/2.3.0/net/http.rb:920:in `connect'