matplotlib/matplotlib — pull request #3300 by WeatherGod (2014-07-24 18:01:35+00:00)
Title: Quiver3d fixes

* numpy 1.6 does not support 3+ arguments for meshgrid
* actually use the sanitized data (fixes broadcasting issue)
* use argi through-out the function
* don't fail on zero flow, just don't draw a quiver