Runtime: wx.app.mainLoop and twisted reactor now share main thread with runtime.Worker.
This fixes exception when invoking python interactive shell from Runtime's tray
icon right-click menu.
Probably a consequence of wxPython upgrade, together with initial bad idea to
move wx.app.mainloop in non-main thread.
from __future__ import absolute_import
from etherlab.etherlab import *
from util.BitmapLibrary import AddBitmapFolder
import util.paths as paths
AddBitmapFolder(os.path.join(paths.AbsDir(__file__), "images"))