Use of internal package not allowed on Ubuntu

[frash83]

Cloak$ go get ./... cmd/ck-server/ck-server.go:6:2: use of internal package not allowed cmd/ck-server/keygen.go:7:2: use of internal package not allowed cmd/ck-server/ck-server.go:7:2: use of internal package not allowed internal/client/TLS.go:5:2: use of internal package not allowed internal/client/auth.go:6:2: use of internal package not allowed internal/client/connector.go:10:2: use of internal package not allowed internal/multiplex/obfs.go:9:2: use of internal package not allowed internal/server/TLS.go:7:2: use of internal package not allowed internal/server/TLS.go:8:2: use of internal package not allowed internal/server/activeuser.go:7:2: use of internal package not allowed internal/server/activeuser.go:4:2: use of internal package not allowed internal/server/usermanager/localmanager.go:5:2: use of internal package not allowed