Having a place holder for substituting the file name instead of concatenating it in
Properties dialogue title.

Change-Id: I8b3bafbc95c857fa5957bfdafbded5dde94e0e64
Reviewed-on: https://gerrit.libreoffice.org/21107Reviewed-by: Ashod Nakashian <ashnakash@gmail.com>
Tested-by: Ashod Nakashian <ashnakash@gmail.com>