4.0.0 org.drools drools-multiproject 6.0.0.Alpha9 drools-maven-plugin maven-plugin Drools Maven Plugin maven-plugin-plugin drools org.apache.maven maven-plugin-api 2.0 org.apache.maven.plugin-testing maven-plugin-testing-harness 2.0 test org.drools drools-core org.drools drools-compiler