All code has been placed in the public domain and is free for personal and commercial use. No attribution is required.

This is free and unencumbered software released into the
public domain.

Anyone is free to copy, modify, publish, use, compile,
sell, or distribute this software, either in source code
form or as a compiled binary, for any purpose, commercial
or non-commercial, and by any means.

In jurisdictions that recognize copyright laws, the author
or authors of this software dedicate any and all copyright
interest in the software to the public domain. We make this
dedication for the benefit of the public at large and to
the detriment of our heirs and successors. We intend this
dedication to be an overt act of relinquishment in
perpetuity of all present and future rights to this
software under copyright law.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
THE USE OR OTHER DEALINGS IN THE SOFTWARE.

For more information, please refer to http://unlicense.org/.