Fixing examples

CMakeLists.txt

example/Grid/3_gray_scott_3d_vectorization/Makefile

example/Grid/3_gray_scott_3d_vectorization/main.cpp

example/Numerics/Vortex_in_cell/main_vic_petsc_opt.cpp

example/SparseGrid/1_gray_scott_3d_sparse/Makefile

example/SparseGrid/1_gray_scott_3d_sparse/main.cpp

example/SparseGrid/1_gray_scott_3d_sparse_cs/Makefile

example/SparseGrid/1_gray_scott_3d_sparse_cs/main.cpp

example/SparseGrid/1_gray_scott_3d_sparse_gpu/Makefile

example/SparseGrid/1_gray_scott_3d_sparse_gpu/main.cu

example/SparseGrid/1_gray_scott_3d_sparse_gpu_cs/Makefile

example/SparseGrid/1_gray_scott_3d_sparse_gpu_cs/main.cu

example/SparseGrid/1_gray_scott_3d_sparse_opt/Makefile

example/SparseGrid/1_gray_scott_3d_sparse_opt/main.cpp

example/Vector/3_molecular_dynamic/main.cpp

example/Vector/3_molecular_dynamic/main_expr.cpp

example/Vector/3_molecular_dynamic/main_expr_vl.cpp

example/Vector/3_molecular_dynamic/main_vl.cpp

src/Vector/vector_dist_kernel.hpp