update aui, base to wx 2.9(.5)

* attempting to match wx_vc10_[aui|base].vcxproj.filters
* from https://github.com/smanders/wxWidgets/tree/sdl_2_9_5/build/msw
update core to wx 2.9(.5)

* attempting to match wx_vc10_core.vcxproj.filters
* from https://github.com/smanders/wxWidgets/tree/sdl_2_9_5/build/msw