Latest version of io.socket:engine.io-client
https://javadoc.io/doc/io.socket/engine.io-client
Current version 0.6.3
https://javadoc.io/doc/io.socket/engine.io-client/0.6.3
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.socket/engine.io-client/0.6.3/package-list