František Kučera <franta-hg@frantovo.cz> [Mon, 22 Jun 2020 23:11:14 +0200] rev 152
add dictionary and concept IDs + some documentation
František Kučera <franta-hg@frantovo.cz> [Mon, 22 Jun 2020 21:59:38 +0200] rev 151
fix license version: GNU GPLv3, GNU FDLv1.3