Refactor searching in morph
Refactor searching in morph

We use an index now for searching. Much faster.

PonteIneptique/arethusa,fbaumgardt/arethusa,fbaumgardt/arethusa,alpheios-project/arethusa,Masoumeh/arethusa,Masoumeh/arethusa,latin-language-toolkit/arethusa,alpheios-project/arethusa,PonteIneptique/arethusa,alpheios-project/arethusa,fbaumgardt/arethusa,latin-language-toolkit/arethusa