Update README.md

Author: LucaDevelop

README.md

@@ -18,11 +18,6 @@ PHP >= 7.0
 
 _NOTE: Markdown parse mode is deprecated and no longer up-to-date so it doesn't support all entities. Use MarkdownV2 or HTML._
 
-## TODOs
-1) ~~Manage Exceptions and wrong inputs~~
-2) ~~Find an easier way to calculate emoji length that not use a regexp or any other way that require to be updated from emoji DB.~~
-3) Right to left writing compatibility
-
 ## Example usage
 ```
 $entity_decoder = new EntityDecoder('HTML');