Simplify and fix failing test for Site Setup title.
Run robot tests on test level 5.
Replace deprecated test assert statements.
Move docs/CHANGES.txt to CHANGES.rst.
Remove plonetheme.classic from the package dependencies and the default extension profile, since it will not ship with Plone 5.
Move imaging_properties and utilities to CMFPlone

fixes https://github.com/plone/plone.app.contenttypes/issues/82
Merge remote-tracking branch 'origin/plip-13260-step_by_step'
changelog
remove plone_3rdParty skin; fixes #75
remove cmf_legacy skin layer and TitleOrId script; fixes #77
fix test
remove folder_constraintypes_form, which was moved to plone.app.content. fixes #95
remove ownership_form and change_ownership script, fixes #82
remove unused remnants of the old personalize form, fixes #86, fixes #89
remove age-old CMF content editing scripts
finish removing portal_discussion (/cc @tisto), remove unused undo tool. fixes #102
remove obsolete discussionitem_view, fixes #79
finish removing old discussion templates, fixes #85
remove portal_actionicons
Remve plone_deprecated gh #81