Copyright (c) 2007-2019, Robert Richards <rrichards@cdatazone.org>.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
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  * Redistributions of source code must retain the above copyright
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  * Neither the name of Robert Richards nor the names of his
    contributors may be used to endorse or promote products derived
    from this software without specific prior written permission.

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