8164316: Refine the Doclet APIsReviewed-by: jjg
8164130: Simplify doclet IOException handlingReviewed-by: bpatel, ksrini
8159305: Enhance the javadoc tool to support module related optionsReviewed-by: bpatel, jjg
8160697: HTMLWriter needs perf cleanupReviewed-by: ksrini, bpatel
8154817: Fix the click-through navigation for modulesReviewed-by: jjg, ksrini