Latest version of com.google.zxing:core
https://javadoc.io/doc/com.google.zxing/core
Current version 2.1
https://javadoc.io/doc/com.google.zxing/core/2.1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.google.zxing/core/2.1/package-list