DRY out tox deps.

tox.ini

@@ -2,26 +2,26 @@
 envlist = py26,py27,pypy,py33,py34
 
 [testenv]
-commands = python setup.py test -q
+commands = python setup.py -q test -q
 deps =
-    zope.publisher
-    zope.testrunner
-    zope.testing
     six
-    zope.interface
+    persistent
+    BTrees
+    zope.event
     zope.dottedname
-    zope.schema
+    zope.i18nmessageid
+    zope.interface
     zope.component
-    zope.event
+    zope.schema
     zope.location
     zope.security
     zope.lifecycleevent
-    zope.i18nmessageid
     zope.filerepresentation
     zope.size
     zope.traversing
-    persistent
-    BTrees
+    zope.publisher
+    zope.testrunner
+    zope.testing
 
 [testenv:coverage]
 basepython =
@@ -30,28 +30,11 @@ commands =
 #   The installed version messes up nose's test discovery / coverage reporting
 #   So, we uninstall that from the environment, and then install the editable
 #   version, before running nosetests.
-    pip uninstall -y zope.container
-    pip install -e .
+    pip -q uninstall -y zope.container
+    pip -q install -e .
     nosetests --with-xunit --with-xcoverage
 deps =
+    {[testenv]deps}
     nose
     coverage
     nosexcover
-    zope.testrunner
-    zope.testing
-    six
-    zope.interface
-    zope.dottedname
-    zope.schema
-    zope.component
-    zope.event
-    zope.location
-    zope.security>=4.0.0a3
-    zope.lifecycleevent
-    zope.i18nmessageid
-    zope.filerepresentation
-    zope.size
-    zope.traversing
-    zope.publisher
-    persistent
-    BTrees