try the modified testrunner again
include dependency reduction in z3c.relationfield
fixes in p.a.relationfield
give up on testrunner change for now; it appears to have broken some robot tests and didn't really make things faster
add schemaextender to test checkouts
new version of plone.formwidget.datetime
plone.dexterity got a major overhaul
keep it sorted...
see, if plone.dexterity broke the build
test fixes in Marshall
tests changed in iterate
try moving iterate and schemaextender to the AT_plone_app_testing group
Revert "try moving iterate and schemaextender to the AT_plone_app_testing group"

This reverts commit 10ada66e6177d7d998588c99424c1aedcff6cf47.
use checkouts of some new products