Updates to Examples

[bmlowe4]

Hey, I think some of the examples (notably in mphys/examples/aero_only/mach_tutorial_wing/adflow/ need to be updated for connecting the surface mesh: self.connect("mesh.x_aero0", "geometry.x_aero_in") <- self.connect("mesh.x_aero0_mesh", "geometry.x_aero_in")