boa: refresh clears loaded tiles/labels. Wombat: keywords now in meta_data, general search does authors+keywords
boa: refresh clears loaded tiles/labels. Wombat: keywords now in
meta_data, general search does authors+keywords

paperscape/paperscape-mapgen,paperscape/paperscape-backend,paperscape/paperscape-backend,paperscape/paperscape-mapgen,paperscape/paperscape-backend,paperscape/paperscape-mapgen,paperscape/paperscape-mapgen,paperscape/paperscape-backend