matplotlib/matplotlib — pull request #1850 by montefra (2013-03-23 17:44:10+00:00)
Title: fill_betweenx signature fixed

I just noticed that the signature of [`fill_betweenx` for matplotlib v1.2](http://matplotlib.org/api/pyplot_api.html#matplotlib.pyplot.fill_betweenx) on the web side and on the master is missing a `x`.