AMD compatible version of usngs.js by Larry Moore with bug fixes and enhancements.
git clone git://github.com/codice/usng.js.git
Copyright (c) Codice Foundation
This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. A copy of the GNU Lesser General Public License is distributed along with this program and can be found at http://www.gnu.org/licenses/lgpl.html.