D10803: handle more tags in taglibextractor

[Michael Heidelbach]

michaelh added a reviewer: ngraham.

REPOSITORY
  R286 KFileMetaData

REVISION DETAIL
  https://phabricator.kde.org/D10803

To: astippich, mgallien, ngraham
Cc: vhanda, dfaure, michaelh, ngraham, #frameworks, ashaposhnikov, spoorun, 
nicolasfella, alexeymin