František Kučera <franta-hg@frantovo.cz> [Wed, 15 Jan 2014 21:37:24 +0100] rev 161
fix unused imports
František Kučera <franta-hg@frantovo.cz> [Wed, 15 Jan 2014 21:26:15 +0100] rev 160
InfoLister: option --list-formatters also tests, if formatter class can be instantiated (thus is valid)