8173712: Rename JAVA_OPTIONS environment variable to JDK_JAVA_OPTIONS
Reviewed-by: henryjen, psandoz

8170832: Add a new launcher environment variable JAVA_OPTIONS
Reviewed-by: mchung, ksrini

8169001: Remove launcher's built-in ergonomics
Reviewed-by: dholmes, erikj

8168205: Should not default class path to CWD if -cp is not specified but -m is specified
Reviewed-by: alanb

8142968: Module System implementation
Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282
Reviewed-by: alanb, mchung, naoto, rriggs, psandoz, plevart, mullan, ascarpino, vinnie, prr, sherman, dfuchs, mhaupt
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, chris.hegarty@oracle.com, alexandr.scherbatiy@oracle.com, amy.lu@oracle.com, calvin.cheung@oracle.com, daniel.fuchs@oracle.com, erik.joelsson@oracle.com, harold.seigel@oracle.com, jaroslav.bachorik@oracle.com, jean-francois.denise@oracle.com, jan.lahoda@oracle.com, james.laskey@oracle.com, lois.foltan@oracle.com, miroslav.kos@oracle.com, huaming.li@oracle.com, sean.mullan@oracle.com, naoto.sato@oracle.com, masayoshi.okutsu@oracle.com, peter.levart@gmail.com, philip.race@oracle.com, claes.redestad@oracle.com, sergey.bylokhov@oracle.com, alexandre.iline@oracle.com, volker.simonis@gmail.com, staffan.larsen@oracle.com, stuart.marks@oracle.com, semyon.sadetsky@oracle.com, serguei.spitsyn@oracle.com, sundararajan.athijegannathan@oracle.com, valerie.peng@oracle.com, vincent.x.ryan@oracle.com, weijun.wang@oracle.com, yuri.nesterenko@oracle.com, yekaterina.kantserova@oracle.com, alexander.kulyakhtin@oracle.com, felix.yang@oracle.com, andrei.eremeev@oracle.com, frank.yuan@oracle.com, sergei.pikalev@oracle.com, sibabrata.sahoo@oracle.com, tiantian.du@oracle.com, sha.jiang@oracle.com

Merge

8085822: JEP 223: New Version-String Scheme (initial integration)
Reviewed-by: erikj, dcubed, dholmes, alanb
Contributed-by: Magnus Ihse Bursie <magnus.ihse.bursie@oracle.com>, Alejandro E Murillo <alejandro.murillo@oracle.com>, Kumar Srinivasan <kumar.x.srinivasan@oracle.com>

8027634: Support @argfiles for java command-line tool
Reviewed-by: ksrini, mchung

8080991: Compilation error with recent clang in java.base/share/native/launcher/main.c: error: comparison of array 'const_jargs' not equal to a null pointer is always true
Reviewed-by: ksrini, ddehaven
Contributed-by: staffan.larsen@oracle.com

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com