Merge pull request #3 from jread-usgs/master

Modified readme and did initial commit from new fork.
Merge pull request #4 from jread-usgs/master

Modified readme with additional infor for others to contribute
Merge pull request #5 from jread-usgs/master

Modified readme with additional infor for others to contribute
Merge pull request #6 from jread-usgs/master

Default nml file and modifications for v 1.2.0