progress bar for artworks + small fixes
WIP background artworks
minor update
avoid unnecessary load of settings db
added exceptions details in logs
added function displayBiography
getSettingsFromDuplicateDb  for clash with setting
do not allow settings if update in progress
do not check for update during update
use old library for random track in case of update
more checks hen update is in progress
removed charts from main menu
added background fetch to refreshLibrary