Fixing badge in README

README.md

@@ -1,7 +1,7 @@
 [![Build Status](https://travis-ci.org/paypal/butterfly.svg?branch=master)](https://travis-ci.org/paypal/butterfly)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/6eaf95c2188d4eae85b0ee6d6c0feeaf)](https://www.codacy.com/app/fabiocarvalho777/butterfly?utm_source=github.com&utm_medium=referral&utm_content=paypal/butterfly&utm_campaign=Badge_Grade)
 [![Codacy Coverage](https://api.codacy.com/project/badge/coverage/6eaf95c2188d4eae85b0ee6d6c0feeaf)](https://www.codacy.com/app/fabiocarvalho777/butterfly)
-[![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.paypal.butterfly/butterfly-parent/badge.svg?style=flat)](http://search.maven.org/#search|ga|1|g:com.paypal.butterfly)
+[![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.paypal.butterfly/butterfly-core/badge.svg?style=flat)](http://search.maven.org/#search|ga|1|g:com.paypal.butterfly)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 <br><br>
@@ -15,29 +15,29 @@ Visit <a href="https://paypal.github.io/butterfly/" target="_blank">Butterfly we
 ## Features
 
 * Automated application source code transformations
-  * Application upgrades
-  * Application migrations
-  * Source code and configuration changes
+    * Application upgrades
+    * Application migrations
+    * Source code and configuration changes
 * Plugable mechanism for Butterfly extensions, containing transformation and/or upgrade templates
 * Multiple types of ready-to-use transformation utilities, including for example manipulating text, properties, XML, POM and Java files
 * Resilient transformation pipeline
-  * Shared context among transformation utilities
-  * Error handling
-  * Dependency management among transformation utilities
-  * Conditional transformation utilities
+    * Shared context among transformation utilities
+    * Error handling
+    * Dependency management among transformation utilities
+    * Conditional transformation utilities
 * Transformation utilities execution in different modes and fashions
-  * Configurable utilities
-  * Anonymous utilities
-  * Multiple execution
-  * Group execution
-  * In-loop execution
+    * Configurable utilities
+    * Anonymous utilities
+    * Multiple execution
+    * Group execution
+    * In-loop execution
 * Post-transformation features
-  * Manual steps Reporting
-  * Metrics
+    * Manual steps Reporting
+    * Metrics
 * APIs
-  * Extensions API
-  * API for custom transformation utilities and operations
-  * Facade for Java application integration
+    * Extensions API
+    * API for custom transformation utilities and operations
+    * Facade for Java application integration
 * Command-Line-Interface tool
 * Logging in silent or verbose mode, in info or debug level, and on console or file