The newevent module still needs to use PyEvent and PyCommandEvent

git-svn-id: http://svn.wxwidgets.org/svn/wx/wxPython@73765 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Patch from Werner adding pdfviewer docstrings

git-svn-id: http://svn.wxwidgets.org/svn/wx/wxPython@73766 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Check and run the etg/_core.py file before any others.

git-svn-id: http://svn.wxwidgets.org/svn/wx/wxPython@73767 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775