Remove the hack in setup.py using the bogus Extension().  Instead do
some monkey patching and flag setting in the derived command classes to
make the base classes think that there are extension modules.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76333 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Upgrade waf

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76334 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Switch to wheels.  Add builders for Python 3.4

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76335 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Add some TODOs

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76336 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Fix some typos and such

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76337 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
try allowing two simultaneous builds again.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76338 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Also try allowing incremental builds on Windows again, since we can force a clean from the WebUI now.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@76339 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775