Moved JavaScript/PwnCollegeV8Exploitation/ to PwnCollege/V8Exploitation/

PwnCollege/V8Exploitation/Level1/README.md

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+# Level 1
+
+## Problem
+
+Directly execute amd64 machine code by calling `run()` on an array receiver.
+
+The array should have elements kind `PACKED_DOUBLE_ELEMENTS`.
+
+The `run()` is installed on `Array.prototype`.
+
+## Key Knowledge
+
+- [Inheritance and the prototype chain in JavaScript](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Inheritance_and_the_prototype_chain)
+- `Receiver` Object
+    - [How to understand sender and receiver in Ruby?](https://stackoverflow.com/questions/15592268/how-to-understand-sender-and-receiver-in-ruby)
+    - [Could you explain sender and receiver in OOP and give examples?](https://stackoverflow.com/questions/45474802/could-you-explain-sender-and-receiver-in-oop-and-give-examples)
+- [Elements Kinds in V8](https://v8.dev/blog/elements-kinds)
+- IEEE754 Standard
+    - Conversion between double & int64 representation using IEEE754
+- ShellCode