[fix]taking the address of a temporary object

examples/Demo2.cpp

src/algorithms/DPAdaptiveMedian.cpp

src/algorithms/DPEigenbackground.cpp

src/algorithms/DPGrimsonGMM.cpp

src/algorithms/DPMean.cpp

src/algorithms/DPPratiMediod.cpp

src/algorithms/DPTexture.cpp

src/algorithms/DPWrenGA.cpp

src/algorithms/DPZivkovicAGMM.cpp

src/algorithms/FuzzyChoquetIntegral.cpp

src/algorithms/FuzzySugenoIntegral.cpp

src/algorithms/LBAdaptiveSOM.cpp

src/algorithms/LBFuzzyAdaptiveSOM.cpp

src/algorithms/LBFuzzyGaussian.cpp

src/algorithms/LBMixtureOfGaussians.cpp

src/algorithms/LBSimpleGaussian.cpp

src/algorithms/MultiCue.cpp

src/algorithms/MultiLayer.cpp

src/algorithms/T2FGMM_UM.cpp

src/algorithms/T2FGMM_UV.cpp