message: update example readme
diff: @@ -25,17 +25,20 @@ docker-compose -f docker/docker-compose.yml up --build
  **All the commands in this section are run from the
  `bindings/python/examples/keras_house_prices` directory.**
  -3. Install the SDK and the example:
  +3. Install the SDK:
  +
  +Follow the installation steps described in [bindings/python/README.md](../../README.md).
  +
  +4. Install the example:
  ```shell
  -python ../../setup.py install
  pip install -e .
  ```
  -4. Download the dataset from Kaggle:
  +5. Download the dataset from Kaggle:
  https://www.kaggle.com/c/house-prices-advanced-regression-techniques/data
  -5. Extract the data (into
  +6. Extract the data (into
  `python/client_examples/keras_house_prices/data/` here, but the
  location doesn't matter):
  @@ -43,16 +46,16 @@ pip install -e .
  (cd ./data ; unzip house-prices-advanced-regression-techniques.zip)
  ```
  -6. Prepare the data:
  +7. Prepare the data:
  ```shell
  split-data --data-directory data --number-of-participants 10
  ```
  -7. Run one participant:
  +8. Run one participant:
  ```shell
  XAYNET_CLIENT=info run-participant --data-directory data --coordinator-url http://127.0.0.1:8081
  ```
  -8. Repeat the previous step to run more participants
  +9. Repeat the previous step to run more participants
  