Set tempest version for icehouse

This commit bumps the version number from havana: 2013.2 to icehouse:
2014.1

Change-Id: I7fe1d60c9dfcbfd8c43880c66f94173c9264fb8a
diff --git a/setup.cfg b/setup.cfg
index a4cf118..653ca40 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = tempest
-version = 2013.2
+version = 2014.1
 summary = OpenStack Integration Testing
 description-file =
     README.rst