Update README.md

Author: tshemsedinov

README.md

@@ -1,5 +1,13 @@
 # JavaScript Queue optimised for V8
 
+- Implementations:
+  - [1-queue.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/1-queue.js) — Interface with naïve implementation on the top of Array
+  - [2-list.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/2-list.js) — Naïve implementation on the top of singly linked list
+  - [3-fixed.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/3-fixed.js) — FixedQueue (from Node.js) on the top of FixedCircularBuffer
+  - [4-unrolled.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/4-unrolled.js) — UnrolledQueue on the top of unrolled arrey
+  - [5-spare.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/5-spare.js) — unrolled arrey + single spare (free) item
+  - [6-pool.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/6-pool.js) — unrolled arrey + object pool
+  - [7-current.js](https://github.com/HowProgrammingWorks/Queue/blob/main/JavaScript/7-current.js) — unrolled arrey combined with pool into common singly linked list
 - Production-ready code
   - Metarhia: [metautil](https://github.com/metarhia/metautil)
   - Node.js implementation: [lib/internal/fixed_queue.js](https://github.com/nodejs/node/blob/86bfdb552863f09d36cba7f1145134346eb2e640/lib/internal/fixed_queue.js)