Add user agent also in QNAM network plugin.
Add user agent also in QNAM network plugin.

svn path=/trunk/KDE/kdeedu/marble/; revision=1013450

oberluz/marble,adraghici/marble,quannt24/marble,tzapzoor/marble,adraghici/marble,rku/marble,probonopd/marble,oberluz/marble,Earthwings/marble,probonopd/marble,Earthwings/marble,AndreiDuma/marble,AndreiDuma/marble,AndreiDuma/marble,AndreiDuma/marble,David-Gil/marble-dev,rku/marble,oberluz/marble,tucnak/marble,utkuaydin/marble,utkuaydin/marble,tzapzoor/marble,Earthwings/marble,probonopd/marble,adraghici/marble,oberluz/marble,rku/marble,probonopd/marble,AndreiDuma/marble,tucnak/marble,David-Gil/marble-dev,rku/marble,probonopd/marble,quannt24/marble,oberluz/marble,tucnak/marble,quannt24/marble,tucnak/marble,adraghici/marble,tzapzoor/marble,tzapzoor/marble,utkuaydin/marble,Earthwings/marble,probonopd/marble,tucnak/marble,adraghici/marble,David-Gil/marble-dev,Earthwings/marble,quannt24/marble,tzapzoor/marble,tucnak/marble,utkuaydin/marble,probonopd/marble,tzapzoor/marble,quannt24/marble,adraghici/marble,tucnak/marble,rku/marble,rku/marble,AndreiDuma/marble,quannt24/marble,Earthwings/marble,tzapzoor/marble,utkuaydin/marble,tzapzoor/marble,David-Gil/marble-dev,David-Gil/marble-dev,oberluz/marble,quannt24/marble,utkuaydin/marble,David-Gil/marble-dev