Don't clear bookmark description field, If it is empty in bookmark metadata.
Don't clear bookmark description field, If it is empty in bookmark metadata.

owncloud/bookmarks,shtrom/bookmarks,tflidd/bookmarks,shtrom/bookmarks,alberanid/bookmarks,behrisch/bookmarks,tflidd/bookmarks,owncloud/bookmarks,alberanid/bookmarks,behrisch/bookmarks