Added support for multicore CPUs in QThread::idealThreadCount for INTEGRITY target.

Cherry-picked from qt5 commit 90361fd36c803c4c5c28d67f05ed66f619e0d39c.

Change-Id: If13954d40d07aebf08b9a143964038c0996c325f
Reviewed-by: Laszlo Papp <lpapp@kde.org>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
configure: Fix url about evaluacion license

Change-Id: Ife495cb67b9b378cbf2668157752219a98c6b435
Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>