It got fixed some time ago now. Nowadays skins are specified in instance configure.zcml as default browser skin.
It was also fixed in CanDo, see setup.py: [schooltool.instance_type] cando2007 = cando.cando2007
And in cando/cando2007/configure.zcml:
<browser:defaultSkin name="NewCanDo" />
It got fixed some time ago now. Nowadays skins are specified in instance configure.zcml as default browser skin.
It was also fixed in CanDo, see setup.py: .instance_ type]
[schooltool
cando2007 = cando.cando2007
And in cando/cando2007 /configure. zcml:
<browser: defaultSkin name="NewCanDo" />