Task #8892: merged changes from branch 8174 into this one

SAS/Scheduler/src/CMakeLists.txt

SAS/Scheduler/src/Controller.cpp

SAS/Scheduler/src/DataHandler.cpp

SAS/Scheduler/src/GraphicResourceScene.cpp

SAS/Scheduler/src/GraphicStationTaskLine.h

SAS/Scheduler/src/GraphicTask.h

SAS/Scheduler/src/LOFAR_libScheduler.pro

SAS/Scheduler/src/SASConnection.cpp

SAS/Scheduler/src/conflictdialog.cpp

SAS/Scheduler/src/conflictdialog.h

SAS/Scheduler/src/dataslotdialog.h

SAS/Scheduler/src/digitalbeamdialog.h

SAS/Scheduler/src/graphicstoragescene.h

SAS/Scheduler/src/lofar_scheduler.h

SAS/Scheduler/src/parsettreeviewer.h

SAS/Scheduler/src/publishdialog.h

SAS/Scheduler/src/qlofardatamodel.cpp

SAS/Scheduler/src/redistributetasksdialog.h

SAS/Scheduler/src/sasconnectdialog.h

SAS/Scheduler/src/sasprogressdialog.h