Fix python_wrapping_s2i links

Fixes broken links.

doc/source/python/python_wrapping_s2i.md

@@ -157,16 +157,16 @@ Set either to 0 or 1. Default is 0. If set to 1 then your model will be saved pe
 
 ### MODEL
 
- * [A minimal skeleton for model source code](https://github.com/cliveseldon/seldon-core/tree/s2i/wrappers/s2i/python/test/model-template-app)
+ * [A minimal skeleton for model source code](https://github.com/SeldonIO/seldon-core/tree/master/wrappers/s2i/python/test/model-template-app)
  * [Example model notebooks](../examples/notebooks.html)
 
 ### ROUTER
- * [Description of routers in Seldon Core](../components/routers.html)
- * [A minimal skeleton for router source code](https://github.com/cliveseldon/seldon-core/tree/s2i/wrappers/s2i/python/test/router-template-app)
+ * [Description of routers in Seldon Core](../analytics/routers.html)
+ * [A minimal skeleton for router source code](https://github.com/SeldonIO/seldon-core/tree/master/wrappers/s2i/python/test/router-template-app)
 
 ### TRANSFORMER
 
- * [A minimal skeleton for transformer source code](https://github.com/cliveseldon/seldon-core/tree/s2i/wrappers/s2i/python/test/transformer-template-app)
+ * [A minimal skeleton for transformer source code](https://github.com/SeldonIO/seldon-core/tree/master/wrappers/s2i/python/test/transformer-template-app)
  * [Example transformers](https://github.com/SeldonIO/seldon-core/tree/master/examples/transformers)
 
 
@@ -251,7 +251,7 @@ class MyModel(object):
 
 For more details on custom metrics and the format of the metric dict see [here](../custom_metrics.md).
 
-There is an [example notebook illustrating a model with custom metrics in python](../examples/tmpl_model_with_metrics.html).
+There is an [example notebook illustrating a model with custom metrics in python](../examples/custom_metrics.html).
 
 ### Custom Meta Data
 ```from version 0.3```