Pin dependencies using ranges.

- Allow buildout to pick versions using ranges which enable updates
  to third-dot releases in the same line as previous pins.

- Show the versions picked.

buildout.cfg

@@ -5,12 +5,12 @@ allow-hosts =
     *.python.org
     *.zope.org
     argparse.googlecode.com
-allow-picked-versions = false
+show-picked-versions = true
 always-accept-server-certificate = true
 develop = .
 extends =
     sources.cfg
-    versions.cfg
+    version_ranges.cfg
 parts =
     test
     scripts
@@ -22,6 +22,7 @@ parts =
     wsgi
 sources-dir = develop
 auto-checkout =
+versions = versions
 
 
 [test]

version_ranges.cfg

@@ -0,0 +1,96 @@
+[versions]
+Zope2 =
+# Zope 2.13.x-compatible versions
+AccessControl = < 2.14.dev
+Acquisition = < 2.14.dev
+DateTime = < 2.13.dev
+DocumentTemplate = < 2.14.dev
+ExtensionClass = < 2.14.dev
+initgroups = < 2.14.dev
+Missing = < 2.14.dev
+MultiMapping = < 2.14.dev
+nt-svcutils = < 2.14.dev
+Persistence = < 2.14.dev
+Products.BTreeFolder2 = < 2.14.dev
+Products.ExternalMethod = < 2.14.dev
+Products.MailHost = < 2.14.dev
+Products.MIMETools = < 2.14.dev
+Products.OFSP = < 2.14.dev
+Products.PythonScripts = < 2.14.dev
+Products.StandardCacheManagers = < 2.14.dev
+Products.ZCatalog = < 2.14.dev
+Products.ZCTextIndex = < 2.14.dev
+Record = < 2.14.dev
+RestrictedPython = < 3.7.dev
+tempstorage = < 2.13.dev
+zExceptions = < 3.0.dev
+zLOG = < 2.12.dev
+ZopeUndo = < 2.13.dev
+
+# Zope Toolkit 1.0.x
+zope.annotation = < 3.6.dev
+zope.broken = < 3.7.dev
+zope.browser = < 1.4.dev
+zope.browsermenu = < 3.10.dev
+zope.browserpage = < 3.13.dev
+zope.browserresource = < 3.11.dev
+zope.component = < 3.10.dev
+zope.configuration = < 3.8.dev
+zope.container = < 3.12.dev
+zope.contentprovider = < 3.8.dev
+zope.contenttype = < 3.6.dev
+zope.deferredimport = < 3.6.dev
+zope.dottedname = < 3.5.dev
+zope.event = < 3.6.dev
+zope.exceptions = < 3.7.dev
+zope.filerepresentation = < 3.7.dev
+zope.i18n = < 3.8.dev
+zope.i18nmessageid = < 3.6.dev
+zope.interface = < 3.7.dev
+zope.lifecycleevent = < 3.7.dev
+zope.location = < 3.10.dev
+zope.pagetemplate = < 3.6.dev
+zope.processlifetime = < 1.1.dev
+zope.proxy = < 3.7.dev
+zope.ptresource = < 3.10.dev
+zope.publisher = < 3.13.dev
+zope.schema = < 3.8.dev
+zope.security = < 3.8.dev
+zope.sendmail = < 3.8.dev
+zope.sequencesort = < 3.5.dev
+zope.site = < 3.10.dev
+zope.size = < 3.5.dev
+zope.structuredtext = < 3.6.dev
+zope.tal = < 3.6.dev
+zope.tales = < 3.6.dev
+zope.testing = < 3.10.dev
+zope.testbrowser = 3.11.1
+zope.traversing = < 3.14.dev
+zope.viewlet = < 3.8.dev
+zc.recipe.testrunner = < 1.3.dev
+
+# ZODB 3.10 branch deps
+ZODB3 = < 3.11.dev
+transaction = < 1.2.dev
+zc.lockfile = < 1.1.dev
+ZConfig = < 3.0.dev
+zdaemon = < 2.1.dev
+
+# WSGI support
+Paste = < 1.7.6.dev
+PasteDeploy = < 1.4.dev
+PasteScript = < 1.8.dev
+repoze.retry = < 1.3.dev
+repoze.tm2 = < 1.1.dev
+repoze.who = < 2.1.dev
+
+# tooling
+zc.buildout = < 2.4.dev
+zc.recipe.egg = < 2.1.dev
+Sphinx = < 1.1.dev
+docutils = < 0.13.dev
+manuel = < 1.2.dev
+mechanize = < 0.3.dev
+python-gettext = < 1.3.dev
+zope.testbrowser = < 3.12.dev
+