Update README.md

Author: Olivier Chédru

README.md

@@ -1,6 +1,7 @@
 # hamcrest-postgresql
-
-[![Build Status](https://travis-ci.org/dhatim/hamcrest-postgresql.svg?branch=master)](https://travis-ci.org/dhatim/hamcrest-postgresql)
+[![Build Status](https://github.com/dhatim/hamcrest-postgresql/workflows/build/badge.svg)](https://github.com/dhatim/hamcrest-postgresql/actions)
 [![Coverage Status](https://coveralls.io/repos/github/dhatim/hamcrest-postgresql/badge.svg?branch=master)](https://coveralls.io/github/dhatim/hamcrest-postgresql?branch=master)
+[![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.dhatim/hamcrest-postgresql/badge.svg)](https://maven-badges.herokuapp.com/maven-central/org.dhatim/hamcrest-postgresql)
+[![Javadocs](http://www.javadoc.io/badge/org.dhatim/hamcrest-postgresql.svg)](http://www.javadoc.io/doc/org.dhatim/hamcrest-postgresql)
 
-Hamcret fixtures for postgresql SQL testing
+Hamcrest fixtures for PostgreSQL query validation