Add Codacy badge

README.md

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 # SportToolBox
 ![GitHub release (latest by date)](https://img.shields.io/github/v/release/Segelzwerg/SportToolBox) <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/f99b007720964a96bef6d05d4438c6e7)](https://app.codacy.com/manual/Segelzwerg/SportToolBox?utm_source=github.com&utm_medium=referral&utm_content=Segelzwerg/SportToolBox&utm_campaign=Badge_Grade_Settings)
 [![All Contributors](https://img.shields.io/badge/all_contributors-14-orange.svg?style=flat-square)](#contributors-)<!-- ALL-CONTRIBUTORS-BADGE:END --> ![GitHub last commit](https://img.shields.io/github/last-commit/Segelzwerg/SportToolBox) [![Build Status](https://travis-ci.org/Segelzwerg/SportToolBox.svg?branch=master)](https://travis-ci.org/Segelzwerg/SportToolBox) [![codecov](https://codecov.io/gh/Segelzwerg/SportToolBox/branch/master/graph/badge.svg)](https://codecov.io/gh/Segelzwerg/SportToolBox) [![Total alerts](https://img.shields.io/lgtm/alerts/g/Segelzwerg/SportToolBox.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/Segelzwerg/SportToolBox/alerts/) [![Language grade: Java](https://img.shields.io/lgtm/grade/java/g/Segelzwerg/SportToolBox.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/Segelzwerg/SportToolBox/context:java) [![Crowdin](https://badges.crowdin.net/sporttoolbox/localized.svg)](https://crowdin.com/project/sporttoolbox) ![Heroku](https://heroku-badge.herokuapp.com/?app=sporttoolbox) ![GitHub repo size](https://img.shields.io/github/repo-size/Segelzwerg/SportToolBox)
 
 ## About