Change message to use machine env.

Signed-off-by: Richard Weber <riche.weber@gmail.com>

commands.go

@@ -215,8 +215,7 @@ func cmdCreate(c *cli.Context) {
 	}
 
 	log.Infof("%q has been created and is now the active machine", name)
-	// TODO @ehazlett: this will likely change but at least show how to connect for now
-	log.Infof("To connect: docker $(%s config %s) ps", c.App.Name, name)
+	log.Infof("Configure docker client with: $(%s env %s)", c.App.Name, name)
 }
 
 func cmdConfig(c *cli.Context) {