Correct bug in Extrapolate Boundary condition.
Correcte bug in nan extrapolation

The continue will go out to much
Force use of speed and not acceleration in data and offset
Changed of method name in Policy_Center
New class to put fluid interior zone without creating particle
Algorithm that use the policy to do a projection
Algorithms that compute pressure with dirichlet boundary condition.
Algorithms to integrate with Euler method.
Algorithms to solve pressure with dirichlet boundary condition.
Policy to indicate dirichlet boundary condition.
Corrected assertion in Extrapolate_Boundary test case.
Test case for a lateral jet.
CMake to use the new Lateral Jet test case.