shell bypass 403
# Important!
If your contribution is not trivial (not a typo fix, etc.), we can only accept
it if you dedicate your copyright for the contribution to the public domain.
Make sure you understand what it means (see http://unlicense.org/)! If you
agree, please add yourself to AUTHORS.md file, and include the following text
to your pull request description or a comment in it:
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I dedicate any and all copyright interest in this software to the
public domain. I make this dedication for the benefit of the public at
large and to the detriment of my heirs and successors. I intend this
dedication to be an overt act of relinquishment in perpetuity of all
present and future rights to this software under copyright law.
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.