D8944: Create a 'KFilePlacesModel::refresh' function

[Renato Oliveira Filho]

renatoo added a dependent revision: D8945: Return a valid bookmark object for 
any entry in KFilePlacesModel.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D8944

To: renatoo, dfaure
Cc: #frameworks