add codacy badge

README.md

@@ -1,6 +1,6 @@
 [![GitHub license](https://img.shields.io/github/license/r4sas/PBinCLI.svg)](https://github.com/r4sas/PBinCLI/blob/master/LICENSE)
 [![GitHub tag](https://img.shields.io/github/tag/r4sas/PBinCLI.svg)](https://github.com/r4sas/PBinCLI/tags/)
-[![GitHub release](https://img.shields.io/github/release/r4sas/PBinCLI.svg)](https://github.com/r4sas/PBinCLI/releases/)
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/4f24f43356a84621bbd9078c4b3f1b70)](https://www.codacy.com/app/r4sas/PBinCLI?utm_source=github.com&utm_medium=referral&utm_content=r4sas/PBinCLI&utm_campaign=Badge_Grade)
 
 PBinCLI
 =====