Seldon

This release contains a gRPC interface for prediction calls to complement the REST APIs.
Details can be found [here](http://docs.seldon.io/grpc.html) along with a [benchmarking test](http://docs.seldon.io/benchmark-prediction.html).

This release contains a breaking change in the prediction [REST](http://docs.seldon.io/api-oauth-prediction.html) and [JS](http://docs.seldon.io/api-javascript-prediction.html) API calls for the format to pass in data.

There are also changes to the [seldon scripts](http://docs.seldon.io/scripts.html) including a new script to start REST and RPC microservices and one to start locust load tests.

- bug fix release for Flask microservices
- scikit example for iris datatset

- Adds initial A/B testing for prediction endpoint.
- Bug fixes for Luigi item-similarity job

- Added new demo: digits recogniser based on tensorflow’s tutorial "deep MNIST for experts"
- seldon-cli updates

A minor release adding a static recommender that pulls precomputed recommendations from a DB.

This a maintenance release