Created coupled problem

conf/coupled/coupled.conf

src/coupled/problem/CMakeLists.txt

src/coupled/problem/CoupledProblem.cpp

src/coupled/problem/CoupledProblem.hpp

src/coupled/problem/ICoupledProblem.hpp

src/coupled/problem/PhysiologicalProblems.cpp

src/coupled/problem/PhysiologicalProblems.hpp

src/elasticity/MainElasticity.cpp

src/elasticity/problem/BeamProblems.hpp

src/elasticity/problem/DynamicBoundaryProblems.cpp

src/elasticity/problem/DynamicBoundaryProblems.hpp

src/elasticity/problem/ElasticityProblem.cpp

src/elasticity/problem/ElasticityProblem.hpp

src/elasticity/problem/EllipsoidPoints.hpp

src/elasticity/problem/EllipsoidProblems.cpp

src/elasticity/problem/EllipsoidProblems.hpp

src/elasticity/problem/TestProblems.hpp

src/elasticity/problem/VentriclePoints.hpp

src/elasticity/problem/VentricleProblems.cpp

src/elasticity/problem/VentricleProblems.hpp