message: clarify AWS
diff: @@ -5,13 +5,13 @@ This project implements the [Utility Emissions Channel](https://wiki.hyperledger
  ## Running the Fabric network and Express API
  1. Make sure you have Git, curl, Docker, and Docker Compose installed, or follow instructions from [Hyperledger Fabric Install Prerequisites](https://hyperledger-fabric.readthedocs.io/en/release-2.2/prereqs.html)
  -2. From `utility-emissions-channel/`, copy over the Fabric database configuration template file with:
  +2. From `utility-emissions-channel/`, copy over the Amazon Web Services (AWS) configuration template file with:
  ```bash
  $ cp ./chaincode/node/lib/aws-config.js.template ./chaincode/node/lib/aws-config.js
  ```
  -3. Fill in AWS credentials in `chaincode/node/lib/aws-config.js`:
  +3. If you want to use AWS S3 service to store documents, then fill in AWS credentials in `chaincode/node/lib/aws-config.js`:
  ```js
  exports.AWS_ACCESS_KEY_ID = 'your_access_key';
  @@ -20,6 +20,8 @@ $ cp ./chaincode/node/lib/aws-config.js.template ./chaincode/node/lib/aws-config
  exports.BUCKET_NAME = "local-bucket";
  ```
  +Otherwise leave it unchanged, and you will be able to store your documents locally with serverless.
  +
  4. From `utility-emissions-channel/`, copy over the Ethereum network configuration settings template file with:
  ```bash
  @@ -55,7 +57,7 @@ Then modify the file `utility-emissions-channel/docker-compose-setup/scripts/inv
  7. Install the dependencies for the
  server. This is a temporary fix as reported in [issue #71](https://github.com/hyperledger-labs/blockchain-carbon-accounting/issues/71)
  -From `utility-emissions-channel/docker-compose-setup`:
  +From `utility-emissions-channel/`:
  ```bash
  $ cd typescript_app
  @@ -105,9 +107,12 @@ $ unzip f8612019.zip
  ```bash
  $ node egrid-data-loader.js load_utility_emissions eGRID2018_Data_v2.xlsx NRL18
  $ node egrid-data-loader.js load_utility_emissions eGRID2018_Data_v2.xlsx ST18
  +$ node egrid-data-loader.js load_utility_identifiers Utility_Data_2019.xlsx
  +```
  +
  +```bash
  $ node egrid-data-loader.js load_utility_emissions 2019-RES_proxies_EEA.csv Sheet1
  $ node egrid-data-loader.js load_utility_emissions co2-emission-intensity-6.csv Sheet1
  -$ node egrid-data-loader.js load_utility_identifiers Utility_Data_2019.xlsx
  ```
  ### Viewing the seed data
  