Added the clone function to the SampleCollection interface.

code/cpp/pyyggdrasil/pyYggdrasil_sampleContainers.cpp

@@ -677,6 +677,11 @@ pyYggdrasil_sampleContainersWrapper(
 				py::arg("mat"),
 				py::arg("view")
 		)
+		.def("clone", [](const SampleCollection_t& sc) -> SampleCollection_t
+					{ return sc.clone();},
+				"This function performs a deep copy of *this."
+				" This function is usefull when writing generic code."
+		)
 
 
 		/*