moving demo project implementation in shared library

AMDiS/test/CMakeLists.txt

AMDiS/test/datacreation/CMakeLists.txt

AMDiS/test/demoimpl/src/BallProject.cpp

AMDiS/test/demoimpl/src/BallProject.h

AMDiS/test/demoimpl/src/BunnyProject.cpp

AMDiS/test/demoimpl/src/BunnyProject.h

AMDiS/test/demoimpl/src/ElliptProject.cpp

AMDiS/test/demoimpl/src/ElliptProject.h

AMDiS/test/demoimpl/src/HeatProject.cpp

AMDiS/test/demoimpl/src/HeatProject.h

AMDiS/test/demoimpl/src/HeatProject.hh

AMDiS/test/demoimpl/src/NeumannProject.cpp

AMDiS/test/demoimpl/src/NeumannProject.h

AMDiS/test/demoimpl/src/ParametricProject.cpp

AMDiS/test/demoimpl/src/ParametricProject.h

AMDiS/test/demoimpl/src/ParametricProject.hh

AMDiS/test/demoimpl/src/PeriodicProject.cpp

AMDiS/test/demoimpl/src/PeriodicProject.h

AMDiS/test/demoimpl/src/Project.h

AMDiS/test/demoimpl/src/ProjectList.cpp