Makes minor changes to the main README.md to clarify how to create a conda environment on first installing the program.
Updates docstrings in grid.py, pednet.py, raster.py, tile.py to be more consistently formatted, and prepare them for future sphinx and ReadTheDocs documentation
This Pull Request:
README.mdto clarify how to create a conda environment on first installing the program.grid.py,pednet.py,raster.py,tile.pyto be more consistently formatted, and prepare them for future sphinx and ReadTheDocs documentation