Merge pull request #668 from hyperledger-labs/brioux-patch-2

Update Readme for oil and gas data loader

Author: sichen1234

data/oil_and_gas/README.md

@@ -14,6 +14,11 @@ Once you have the data, load them into postgres db (blockchain-carbon-accounting
 sh loadOGdata.sh
 ```
 
+Or from project root run 
+```
+npm run loadSeeds:OG
+```
+
 ## Sources
 
 ### [US Oil & Gas Asset Data](https://hifld-geoplatform.opendata.arcgis.com/datasets/geoplatform::oil-and-natural-gas-wells/explore)