message: Cleaned makefile
diff: @@ -107,5 +107,5 @@ clean-exec:
  @rm -f sphere_refined.* sol.* sol_u.* sol_p.* deformation.* pressure.*
  @rm -f ex9.mesh ex9-mesh.* ex9-init.* ex9-final.*
  @rm -f deformed.* velocity.* elastic_energy.* mode_*
  - @rm -f ex16.mesh ex16-mesh.* ex16-init.* ex16-final.* *.core
  + @rm -f ex16.mesh ex16-mesh.* ex16-init.* ex16-final.*
  @rm -f vortex-mesh.* vortex.mesh vortex-?-init.* vortex-?-final.*
  