8048146: sjavac uses unexpected exit code of -1
Summary: Changed exit codes for sjavac
Reviewed-by: jlahoda

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

8061320: Sjavac should prevent using source dir as dest dir
Summary: Sjavac now makes sure that src and dst dirs do not overlap.
Reviewed-by: jlahoda

8147569: Error messages from sjavac server does not always get relayed back to client
Summary: Refactored how logging works in sjavac.
Reviewed-by: jlahoda

8056989: Sjavac --server option should be optional
8147568: NullPointerException in option parsing
Summary: Made --server option optional (and background=true implied)
Reviewed-by: jlahoda, erikj

8144226: Sjavac's handling of include/exclude patterns is buggy, redundant and inconsistent
Summary: Rewrote sjavac include/exclude pattern handling.
Reviewed-by: jlahoda

8145342: Some copyright notices are inconsistently and ill formatted
Summary: Adjusted formatting of copyright notices.
Reviewed-by: darcy, alundblad

8059976: Convert JavacFileManager to use java.nio.file internally
Reviewed-by: jlahoda

8137075: Sjavac tests are leaking file managers
Summary: Closing sjavac file managers.
Reviewed-by: jjg

8135131: Enable thin server mode in Sjavac
Summary: State tracknig and incremental compilation disabled unless --state-dir is provided.
Reviewed-by: jlahoda

8129114: Sjavac should stream back compiler output to the client as soon as it becomes available
Summary: Protocol revised, javac output sent back to client slightly earlier.
Reviewed-by: jlahoda

8048318: Refactor sjavac as a thin client
Summary: Moved compilation logic from client to server.
Reviewed-by: jlahoda

8054717: SJavac should track changes in the public apis of classpath classes!
Summary: Added functionality for tracking changes in public APIs of classpath classes.
Reviewed-by: jlahoda, erikj

8062676: Tests which leak lots of file managers should be fixed (group 2)
Reviewed-by: darcy

8059349: Public API scanning should be implemented in the form of a TaskListener
Summary: Replaces JavaCompilerWithDeps with a TaskListener.
Reviewed-by: jfranck

8056258: Analysis of public API does not take super classes into account
8048609: simplify sjavac dependence on javac dependency gathering
Summary: Replaces Attr-/ResolveWithDeps with TaskListeners
Reviewed-by: jfranck, ohrstrom

Merge