Example to execute RobotFramework test cases using maven plugin

I spent some time using maven plugin to run the RobotFramework tests. It is OK, run as expected.
But I feel it is a kind of restrictive.

Here I post my one maven pom.xml example.

For details, please check my github source code:
1. https://github.com/stevez/robotframework-maven-plugin-example
2. https://github.com/stevez/robotframework-java-keyword


pom.xml