<link>http://google.github.io/truth/api/1.0.1/</link>
<link>http://www.slf4j.org/apidocs/</link>
<link>https://google.github.io/guava/releases/29.0-jre/api/docs/</link>
- <link>http://doc.akka.io/japi/akka/2.6.12/</link>
+ <link>http://doc.akka.io/japi/akka/2.6.16/</link>
<link>http://netty.io/4.1/api/</link>
<link>https://commons.apache.org/proper/commons-lang/javadocs/api-2.6/</link>
<link>https://commons.apache.org/proper/commons-lang/javadocs/api-3.9/</link>