8149146: [javadoc] eliminate doclet.xml
Reviewed-by: ksrini, bpatel

8178043: Support grouping modules in unified javadoc
Reviewed-by: jjg, ksrini

8177562: Small updates to module summary page
Reviewed-by: bpatel, ksrini

8138725: Add options for Javadoc generation
Reviewed-by: ksrini, bpatel, ahgross

8160196: Module summary page should display information based on "api" or "detail" mode.
Reviewed-by: jjg, ksrini

8162674: change javadoc output text and style emitted by for-removal deprecations
Reviewed-by: jjg

8165991: Fix DocTreeFactory newDocCommentTree
8154349: New doclet incorrectly shows entire text body for JavaFX properties in summary section
Reviewed-by: jjg

8164130: Simplify doclet IOException handling
Reviewed-by: bpatel, ksrini

8154261: Module summary page should display directives for the module
Reviewed-by: jjg, ksrini

8073100: [javadoc] Provide an ability to suppress document generation for specific elements.
Reviewed-by: jjg

8142968: Module System implementation
Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282
Reviewed-by: jjg, jlahoda, vromero, mcimadamore, bpatel, ksrini, darcy, anazarov, dfuchs
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, jan.lahoda@oracle.com, vicente.romero@oracle.com, andreas.lundblad@oracle.com, andrey.x.nazarov@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, kumar.x.srinivasan@oracle.com, sundararajan.athijegannathan@oracle.com

8149773: StandardDocFileFactory should be converted to use java.nio.file.Path
Reviewed-by: ksrini

8035473: [javadoc] Revamp the existing Doclet APIs
8146529: Update the new Doclet API
8146427: "-nohelp" option issue
8146475: "-helpfile" option issue
Reviewed-by: alanb, bpatel, ihse, jjg, jlahoda, mchung, ogb, vromero