Merge pull request #1 from codacy-badger/codacy-badge

Add a Codacy badge to README.md

Author: Shyrogan

README.md

@@ -1,4 +1,6 @@
 # Struct
 
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/70c65748fed04f6bbe27fb902572f0af)](https://app.codacy.com/gh/LeafClient/Struct?utm_source=github.com&utm_medium=referral&utm_content=LeafClient/Struct&utm_campaign=Badge_Grade_Dashboard)
+
 Struct is a small library built for Leaf **and only for Leaf's purpose**,
 it provides utilities for mathematics and also interfaces to structure the project and all its future libraries.