Update README.md

Author: tawhidurrahmandear

README.md

@@ -1,4 +1,5 @@
 # Code Beautifier for HTML, CSS and JavaScript <br>
 Tool made with HTML + JavaScript + CSS <br>
 developed by Tawhidur Rahman Dear, https://www.tawhidurrahmandear.com <br>
-Live Preview available at https://www.devilhunter.net/p/code-beautifier.html
+Live Preview available at https://www.devilhunter.net/p/code-beautifier.html <br>
+Released under GPL-3.0 license on Github at https://github.com/tawhidurrahmandear