Add few functions to write Newton implicit resolution in a more simple way

src/language/algorithms/ImplicitEulerAlgorithm.cpp

src/language/algorithms/ImplicitEulerAlgorithm.hpp

src/language/modules/SchemeModule.cpp

src/scheme/CMakeLists.txt

src/scheme/ImplicitAcousticSolver.cpp

src/scheme/ImplicitAcousticSolver.hpp