Added file to create bin/testprod, an executable that will execute test with production environnement, this ensure that release is correct

See #PM-3768

Author: gbastien

prod-test.cfg

@@ -0,0 +1,17 @@
+[buildout]
+
+extends =
+    dev.cfg
+
+auto-checkout =
+
+parts =
+    testprod
+
+[testprod]
+recipe = zc.recipe.testrunner
+defaults = ['--auto-color', '--auto-progress', '-s', 'Products.MeetingCommunes', '-s', 'plonemeeting.restapi']
+eggs =
+    ${test:eggs}
+    Products.MeetingCommunes [test]
+environment = testenv