Latest version of org.eclipse.xtext:org.eclipse.xtext.util
https://javadoc.io/doc/org.eclipse.xtext/org.eclipse.xtext.util
Current version 2.9.0.rc2
https://javadoc.io/doc/org.eclipse.xtext/org.eclipse.xtext.util/2.9.0.rc2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.eclipse.xtext/org.eclipse.xtext.util/2.9.0.rc2/package-list