Merge pull request #811 from stefanbirkner/maven-migration

Maven migration

Author: kcooney

CONTRIBUTING.md

@@ -1,11 +1,11 @@
 We love pull requests. Here is a quick guide:
 
-1. You need to have `ant` and a JDK (at least version 1.5) installed.
+1. You need to have Maven and a JDK (at least version 1.5) installed.
 2. Fork the repo.
-3. Ensure that you have a clean state by running `ant test`.
+3. Ensure that you have a clean state by running `mvn verify`.
 4. Add your change together with a test. (Tests are not needed for refactorings and documentation changes.)
 5. Format your code: Import the JUnit project in Eclipse and use its formatter or apply the rules in the `CODING_STYLE` file manually.
-6. Run `ant test` again and ensure all tests are passing.
+6. Run `mvn verify` again and ensure all tests are passing.
 7. Push to your fork and submit a pull request.
 
 Now you are waiting on us. We review your pull request and at least leave some comments.