- do not display a dialog when a command returns None - apply fmtstr, if available Change-Id: I74da3e86e4eae9000608581e0a0f6e8c72cef715
- do not display a dialog when a command returns None - apply fmtstr, if available Change-Id: I74da3e86e4eae9000608581e0a0f6e8c72cef715