README.md updated.

README.md

@@ -111,6 +111,9 @@
         1. 🅿️ Make type castings `checked`
     1. 🅿️ Port `RecyclableLongList<T>` optimizations to `RecyclableList<T>`
     1. 🅿️ Release 0.0.3
+1. 🅿️ Implement `ILongList<T>` interface
+    1. 🅿️ `RecyclableList<T>`
+    1. 🅿️ `RecyclableLongList<T>`
 1. 🅿️ Implement `RecyclableQeueue<T>`
     1. 🅿️ Port `RecyclableLongList<T>` optimizations to `RecyclableQueue<T>`
     1. 🅿️ Release 0.0.4