Fix errors in sample usage section

README.md

@@ -11,8 +11,8 @@ This image is heavily inspired by the awesome [openshift/sti-ruby](https://githu
 To build a simple springboot-sample-app application using standalone S2I and then run the resulting image with Docker execute:
 
 ```
-$ s2i build git://github.com/codecentric/springboot-sample-app codecentric/springboot-maven3-centos spring-sample-app
-$ docker run -p 8080:8080 spring-boot-app
+$ s2i build git://github.com/codecentric/springboot-sample-app codecentric/springboot-maven3-centos springboot-sample-app
+$ docker run -p 8080:8080 springboot-sample-app
 ```
 
 **Accessing the application:**