Revert "update changelog"

This reverts commit 7daed4b7512781b72f51f6e524049f52dda9a73d.
Revert "Update Products/CMFPlone/profiles/default/workflows/simple_publication_workflow/definition.xml"

This commit broke the 4.3 build: http://jenkins.plone.org/job/plone-4.3-python-2.7/2626/

This reverts commit 8ae9c56a5dc69e89f73993b18b2b3d29a84c9a6f.