Latest version of io.grpc:grpc-all
https://javadoc.io/doc/io.grpc/grpc-all
Current version 1.22.2
https://javadoc.io/doc/io.grpc/grpc-all/1.22.2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.grpc/grpc-all/1.22.2/package-list