LLVM/Clang Warnings - Fixed Warnings

Fixed Warnings

FileLinePriorityTypeCategory
PickupManager.h59NormalClang (LLVM based)-Wmismatched-tags
SOBFigure.h65NormalClang (LLVM based)-Wunused-private-field
NextQuestion.h56NormalClang (LLVM based)-Wunused-private-field