Update setuptools and zc.buildout to currently-installable versions.

- setuptools 12.0.5
- zc.buildout 2.3.0

ztk-versions.cfg

@@ -22,7 +22,7 @@ zope.datetime = 3.4.1
 zope.deferredimport = 3.5.3
 zope.deprecation = 3.4.1
 zope.dottedname = 3.4.6
-zope.dublincore = 3.7.0
+zope.dublincore = 3.7.1
 zope.error = 3.7.4
 zope.event = 3.5.2
 zope.exceptions = 3.6.2
@@ -72,7 +72,7 @@ zope.documenttemplate = 3.4.3
 # Dependencies
 # Needed for the mechanize 0.1.x.
 ClientForm = 0.2.10
-distribute = 0.6.36
+distribute = 0.6.49
 docutils = 0.7
 Jinja2 = 2.5.5
 # Newer versions of mechanize are not fully py24 compatible.
@@ -85,12 +85,12 @@ Pygments = 1.3.1
 python-gettext = 1.0
 pytz = 2013b
 RestrictedPython = 3.6.0
-setuptools = 0.6c11
+setuptools = 12.0.5
 Sphinx = 1.0.8
 transaction = 1.1.1
 unittest2 = 0.5.1
 z3c.recipe.sphinxdoc = 0.0.8
-zc.buildout = 1.7.1
+zc.buildout = 2.3.0
 zc.lockfile = 1.0.2
 ZConfig = 2.8.0
 zc.recipe.egg = 1.3.2
@@ -98,16 +98,16 @@ zc.recipe.testrunner = 1.2.1
 zc.resourcelibrary = 1.3.4
 zdaemon = 2.0.7
 ZODB3 = 3.9.7
-zope.mkzeoinstance = 3.9.5
+zope.mkzeoinstance = 3.9.6
 
 # toolchain
 argparse = 1.1
-coverage = 3.5.2
+coverage = 3.5.3
 lxml = 2.2.8
 mr.developer = 1.25
 tl.eggdeps = 0.4
 nose = 1.1.2
-z3c.checkversions = 0.4.1
+z3c.checkversions = 0.4.2
 z3c.recipe.compattest = 0.12.2
 z3c.recipe.depgraph = 0.5
 zope.kgs = 1.2.0