Update submodule to user config fixes

Sergi Almacellas Abellana · Sergi Almacellas Abellana · commit cf2e8408f5fb · 2017-06-09T10:15:29.000+02:00
Closes kubernetes-client#236
diff --git a/kubernetes/base b/kubernetes/base
@@ -1 +1 @@
-Subproject commit 7c8e59b58d9a769f1ca3f818aa91c8a6538b51b1
+Subproject commit 8704ce39c241f3f184d01833dcbaf1d1fb14a2dc
