Added Codacy info

Added Codacy info

README.md

@@ -98,3 +98,23 @@ cat ./coverage/lcov.info | node_modules/.bin/codacy-coverage -p .
 
 ## License
 [MIT](LICENSE)
+
+## What is Codacy?
+
+[Codacy](https://www.codacy.com/) is an Automated Code Review Tool that monitors your technical debt, helps you improve your code quality, teaches best practices to your developers, and helps you save time in Code Reviews.
+
+### Among Codacy’s features:
+
+ - Identify new Static Analysis issues
+ - Commit and Pull Request Analysis with GitHub, BitBucket/Stash, GitLab (and also direct git repositories)
+ - Auto-comments on Commits and Pull Requests
+ - Integrations with Slack, HipChat, Jira, YouTrack
+ - Track issues Code Style, Security, Error Proneness, Performance, Unused Code and other categories
+
+Codacy also helps keep track of Code Coverage, Code Duplication, and Code Complexity.
+
+Codacy supports PHP, Python, Ruby, Java, JavaScript, and Scala, among others.
+
+### Free for Open Source
+
+Codacy is free for Open Source projects.