[cube dist] fix default setup.py, well we get the cube also installed in lib/python, that may cause pb (eg the email cube for instance). UPDATE YOUR CUBE's setup.py
include *.pyinclude */*.pyrecursive-include data external_resources *.gif *.png *.css *.ico *.jsrecursive-include i18n *.pot *.porecursive-include wdoc *