Corrections and some basic printing

src/modules/mesh/moduleMesh.f90

@@ -651,6 +651,7 @@ MODULE moduleMesh
     integer:: n
     character(:), allocatable:: name 
     procedure(updateParticle_interface), pointer, pass:: update => null()
+    procedure(printParticle_interface),  pointer, pass:: print  => null()
     contains
       procedure(applyParticle_interface), deferred, pass:: apply
 
@@ -708,6 +709,14 @@ MODULE moduleMesh
 
     end subroutine updateParticle_interface
 
+    ! Update the values of the particle boundary model
+    subroutine printParticle_interface(self)
+      import boundaryParticleGeneric
+
+      class(boundaryParticleGeneric), intent(inout):: self
+
+    end subroutine printParticle_interface
+
   end interface
 
   !Reflecting boundary