Latest version of com.jakewharton:butterknife
https://javadoc.io/doc/com.jakewharton/butterknife
Current version 5.1.2
https://javadoc.io/doc/com.jakewharton/butterknife/5.1.2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.jakewharton/butterknife/5.1.2/package-list