Use new display string function from KFileMetaData
Summary:
Delete all the custom formatting functions
and use the ones provided from KFileMetaData.
Reviewers: Dolphin, elvisangelaccio
Reviewed By: Dolphin, elvisangelaccio
Subscribers: bcooksley, elvisangelaccio, kfm-devel
Tags: Dolphin
Differential Revision: https://phabricator.kde.org/D19105