Merge pull request usnistgov#117 from usnistgov/develop

Update wt01 name.

Merge pull request usnistgov#110 from usnistgov/develop

Develop

Merge pull request usnistgov#106 from usnistgov/develop

Develop

Merge pull request usnistgov#103 from usnistgov/develop

Develop

Merge pull request usnistgov#101 from usnistgov/develop

Develop

Merge pull request usnistgov#99 from usnistgov/develop

Fix atomwise default settings.

Merge pull request usnistgov#94 from usnistgov/develop

Develop

Merge pull request usnistgov#87 from usnistgov/develop

Add package_data in setup.py for loading config and model files.

Merge pull request usnistgov#86 from usnistgov/develop

Add init in ff.

Merge pull request usnistgov#83 from usnistgov/develop

Develop