Add note about type inference.
Add note about type inference.

ChristopherHogan/cython,fabianrost84/cython,cython/cython,fabianrost84/cython,cython/cython,cython/cython,scoder/cython,scoder/cython,ChristopherHogan/cython,da-woods/cython,fabianrost84/cython,scoder/cython,da-woods/cython,ChristopherHogan/cython,fabianrost84/cython,cython/cython,fabianrost84/cython,da-woods/cython,da-woods/cython,scoder/cython