updated readme for refactoring

Author: PyDataBlog

README.md

@@ -52,10 +52,12 @@ ________________________________________________________________________________
 ### Pending Features
 
 - [ ] Support for DataFrame inputs.
+- [ ] Refactoring and finalizaiton of API desgin.
 - [ ] GPU support.
 - [ ] Even faster Kmeans implementation based on current literature.
 - [ ] Optimization of code base.
-
+- [X] Implementation of Triangle inequality based on [Elkan C. (2003) "Using the Triangle Inequality to Accelerate
+-Mean"](https://www.aaai.org/Papers/ICML/2003/ICML03-022.pdf)
 _________________________________________________________________________________________________________
 
 ### How To Use
@@ -82,6 +84,4 @@ ________________________________________________________________________________
 
 ### License
 
-Implementation of Triangle inequality based on [Elkan C. (2003) "Using the Triangle Inequality to Accelerate
--Mean"](https://www.aaai.org/Papers/ICML/2003/ICML03-022.pdf)
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