In actionAngleSpherical handle case where the input potential is already 2D (partial fix, still need to replace all use of 3D pot with that of the 2D pot)
In actionAngleSpherical handle case where the input potential is already 2D (partial fix, still need to replace all use of 3D pot with that of the 2D pot)

jobovy/galpy,jobovy/galpy,jobovy/galpy,jobovy/galpy