Allow javadoc build on Java >=11

Ian Craggs · Ian Craggs · commit a11cce9185a4 · 2019-09-24T10:12:50.000+01:00
diff --git a/pom.xml b/pom.xml
@@ -117,6 +117,9 @@
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-javadoc-plugin</artifactId>
 					<version>3.0.0</version>
+					<configuration>
+						<source>8</source>
+					</configuration>
 				</plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
