D25441: Send along the config name with requests

[Dan Leinir Turthra Jensen]

leinir added a dependency: D25440: Set a proper agent string for Attica 
requests.

REPOSITORY
  R304 KNewStuff

REVISION DETAIL
  https://phabricator.kde.org/D25441

To: leinir
Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns