Pin deps to Zope 2.13.x-compatible max versions.

buildout.cfg

@@ -1,6 +1,7 @@
 [buildout]
 develop = .
 parts = interpreter test
+versions = versions
 
 [interpreter]
 recipe = zc.recipe.egg
@@ -10,3 +11,38 @@ eggs = DocumentTemplate
 [test]
 recipe = zc.recipe.testrunner
 eggs = DocumentTemplate
+
+[versions]
+# Zope 2.13.x-compatible versions
+AccessControl = < 3.0.dev
+Acquisition = < 3.0.dev
+DateTime = < 2.13.dev
+ExtensionClass = < 3.0.dev
+Persistence = < 2.14.dev
+Record = < 2.14.dev
+RestrictedPython = < 3.7.dev
+transaction = < 1.2.dev
+ZConfig = < 2.10.dev
+zc.lockfile = < 1.1.dev
+zdaemon = < 2.1.dev
+zExceptions = < 3.0.dev
+ZODB3 = < 3.11.dev
+zope.browser = < 1.4.dev
+zope.component = < 3.10.dev
+zope.configuration = < 3.8.dev
+zope.contenttype = < 3.6.dev
+zope.deferredimport = < 3.6.dev
+zope.event = < 3.6.dev
+zope.exceptions = < 3.7.dev
+zope.i18n = < 3.8.dev
+zope.i18nmessageid = < 3.6.dev
+zope.interface = < 3.7.dev
+zope.location = < 3.10.dev
+zope.proxy = < 3.7.dev
+zope.publisher = < 3.13.dev
+zope.schema = < 3.8.dev
+zope.security = < 3.8.dev
+zope.sequencesort = < 3.5.dev
+zope.structuredtext = < 3.6.dev
+zope.testing = < 3.10.dev
+zc.recipe.testrunner = < 1.3.dev