minor layout fixes

Author: rbri

README.md

@@ -27,7 +27,7 @@ Open a command line window from the root folder of the project and call
 mvn compile
 ```
 
-## Running the tests
+### Running the tests
 
 ```
 mvn test
@@ -40,7 +40,7 @@ Please read [CONTRIBUTING.md](https://gist.github.com/PurpleBooth/b24679402957c6
 
 ## Deployment and Versioning
 
-This part is intended for committers who are packaging a release.
+This part is intended for committer who are packaging a release.
 
 * Check all your files are checked in
 * Execute "mvn clean test" to be sure all tests are passing