Show/Hide sidepanelFolder as needed
Show/Hide sidepanelFolder as needed

Closes #438

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