Latest version of org.slf4j:slf4j-api
https://javadoc.io/doc/org.slf4j/slf4j-api
Current version 1.1.0-beta0
https://javadoc.io/doc/org.slf4j/slf4j-api/1.1.0-beta0
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.slf4j/slf4j-api/1.1.0-beta0/package-list