Update pom.xml
Update pom.xml

- add licenses
- junit dependency not needed (no unit tests here)
- surefire plugin not needed

KareemG/spark-template-engines,tipsy/spark-template-engines,tipsy/spark-template-engines,arekkw/spark-template-engines,tiagobento/spark-template-engines,KareemG/spark-template-engines,perwendel/spark-template-engines,arekkw/spark-template-engines,tiagobento/spark-template-engines,perwendel/spark-template-engines