Python binder fix for reading in files

include/KernelV0.h

          *   used in Python wrapping
          */
         static std::shared_ptr<KernelV0> DeSerialize( const std::string& node ) {
-            return KernelV0::DeSerialize(YAML::Load(node));
+            return KernelV0::DeSerialize(YAML::LoadFile(node));
         }
 
         // ====================  OPERATORS     =======================
         void AlignWithAkvoDataset( const YAML::Node& node ) ;
 
         /**
+         *  Aligns the kernel pulse settings with an Akvo Processed dataset.
+         */
+        void AlignWithAkvoDataset( const std::string& file ) {
+            AlignWithAkvoDataset( YAML::LoadFile(file) );
+        }
+
+        /**
          *   Assign transmiter coils
          */
         inline void PushCoil( const std::string& label, std::shared_ptr<PolygonalWireAntenna> ant ) {

python/pyMerlin.cpp

             .def("CalculateK0", &Lemma::KernelV0::CalculateK0, "Calculates an intial amplitude kernel")
 
             //.def("AlignWithAkvoDataset", &Lemma::KernelV0::AlignWithAkvoDataset, "Aligns the kernel parameters with a dataset")
+            .def("AlignWithAkvoDataset", py::overload_cast< const std::string& >(&Lemma::KernelV0::AlignWithAkvoDataset), "Aligns Kernel pulse with specified dataset file")