Merge branch 'fix/windows-compilation' into 'master'

CMakeLists.txt

Operators/CMakeLists.txt

Operators/Field.cpp

Operators/Field.hpp

Operators/MemoryRegionCPU.hpp

Operators/MemoryRegionCUDA.cu

Operators/MemoryRegionCUDA.hpp

Operators/Operator.hpp

Operators/OperatorAddTraceIntegral.hpp

Operators/OperatorAssmbScatr.hpp

Operators/OperatorBwdTrans.hpp

Operators/OperatorConjGrad.hpp

Operators/OperatorDiagPrecon.hpp

Operators/OperatorDirBndCond.hpp

Operators/OperatorFwdTrans.hpp

Operators/OperatorHelmSolve.hpp

Operators/OperatorHelmholtz.hpp

Operators/OperatorIProductWRTBase.hpp

Operators/OperatorIProductWRTDerivBase.hpp

Operators/OperatorIdentity.hpp