Additional integerinputquerydialog

Hi,

For my own use, I had to create a new specific integer dialog similar to the
existing inputquerydialog.
Attached is the patch for it.

Hope it will be usefull

Regards
Jean-Marc

    New integerinputquery dialog

    Signed-off-by: Jean-Marc <jmarc.levecque@dbmail.com>
Merge branch 'jml/integer_input_dialog' into develop