chore(pkg): new patch release (0.2.12)

• A depreciation warning related to CubicWeb-Web had been removed.
• Minimum versions of dependencies have been upgrade. We should not have problems with that for a while.

--HG-- branch : 0.2

test/test_views.py

@@ -26,7 +26,7 @@
 
 class JSONSchemaRelationTagsTC(CubicWebTC):
 
-    def test__init(self):
+    def test_init(self):
         tagdefs = jsonschema_section._tagdefs
         for tagged, expected_section in (
             # meta rtype