Simulate: Define getters for pageX and pageY in mouse events if they come through as 0. Fixes #7324 - simulate mouse events broken for IE 9.
Simulate: Define getters for pageX and pageY in mouse events if they come through as 0. Fixes #7324 - simulate mouse events broken for IE 9.

GrayYoung/jQuery.UI.Extension,GrayYoung/jQuery.UI.Extension