- removed versions pinning (no longer necessary, tests run both with ZODB 3.8 and 3.9)

- added coverage analysis

buildout.cfg

 [buildout]
 develop = .
-parts = test graph
-versions = versions
-
-[versions]
-ZODB3 = 3.8
-zope.app.apidoc = 3.5
+parts = test graph coverage-test coverage-report
 
 [test]
 recipe = zc.recipe.testrunner
@@ -15,3 +10,14 @@ eggs = zope.container[test]
 recipe = zc.recipe.egg
 eggs = ${test:eggs}
        tl.eggdeps
+
+[coverage-test]
+recipe = zc.recipe.testrunner
+eggs = ${test:eggs}
+defaults = ['--coverage', '../../coverage']
+
+[coverage-report]
+recipe = zc.recipe.egg
+eggs = z3c.coverage
+scripts = coverage=coverage-report
+arguments = ('coverage', 'coverage/report')