profile snippet from parent pom for configuring release with compiler on jdk >= 9

pom.xml

        <profile>
            <id>Java 9+ configuration</id>
            <build>
                <plugins>
                    <plugin>
                        <groupId>org.apache.maven.plugins</groupId>
                        <artifactId>maven-compiler-plugin</artifactId>
                        <configuration>
                            <!-- Use -release compiler option rather than source/target if 9+ -->
                            <release>${maven.compiler.target}</release>
                        </configuration>
                    </plugin>
                </plugins>
            </build>
            <activation>
                <jdk>[1.9,)</jdk>
            </activation>
        </profile>
    </profiles>