add config-file flag to ocis, propagate log config to graph & graph-explorer

ocis/pkg/command/root.go

@@ -46,14 +46,6 @@ func Execute() error {
 		)
 	}
 
-	//r := registry.GetRegistry()
-
-	//opts := micro.Options{
-	//	Registry: r,
-	//}
-
-	//runtime.AddMicroPlatform(app, opts)
-
 	cli.HelpFlag = &cli.BoolFlag{
 		Name:  "help,h",
 		Usage: "Show the help",