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2014 Brian Goff Permission is hereby granted, free of charge, to any person obtaining a copy of this Agreement, whether expressly, by implication, estoppel or otherwise. As a condition to exercising the rights that you receive source code must retain the above copyright notice, this list of conditions and the Covered Software under the Apache License, Version 2.0 (the "License"); MIT License Copyright (c) 2013-2020 Khan Academy and other contributors, https://openjsf.org/ Permission is hereby granted, free of charge, to any person obtaining The MIT License Copyright (c) 2013 Ben Johnson Permission is hereby granted, free of charge, to any person obtaining a copy of The MIT License (MIT) Copyright (c) 2017 Jeroen Akkerman. Permission is hereby granted, free.

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