Update README.md - Adding Documentation section. - Removing statements about oxygen in the Introduction section in favor of the new Documentation section.
Update README.md
- Adding Documentation section.
- Removing statements about oxygen in the Introduction section in favor of the new Documentation section.

sachindeorah/geofeatures,sachindeorah/geofeatures,sachindeorah/geofeatures,sachindeorah/geofeatures,sachindeorah/geofeatures,sachindeorah/geofeatures,sachindeorah/geofeatures