Web app: v2.1.3, improvements

(Improved:) Collocation search also possible for three (different) lemmata, completion of log metadata for texts and objects, lemma search results that are sorted by dating are now sorted secondarily by name, reference to texts/objects PDF on the search page;
(Corrected:) incorrect display of “Is a secondary inscription”, highlight of searched lemmata also in block view;
(New:) Sorting of lemma attestations by dating, display of attestation frequency in the lemma search results list.

Text corpus supported: v18, unchanged