8136930: Simplify use of module-system options by custom launchers
8160489: Multiple -Xpatch lines ignored by javac
8156998: javac should support new option -XinheritRuntimeEnvironment
Reviewed-by: jlahoda, ksrini

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

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

8133671: langtools tests have bad license
Summary: Dropped classpath exception from copyright notice in tests.
Reviewed-by: jjg

8076543: Add @modules as needed to the langtools tests
Reviewed-by: jjg, shurailine

8054500: Refactor sjavac Main class into ClientMain and ServerMain
Summary: Restructured Main into ClientMain and ServerMain
Reviewed-by: jfranck

8046824: class SJavacTestUtil and *Wrapper are redundant and should be removed
Reviewed-by: ksrini

8047183: JDK build fails with sjavac enabled
Reviewed-by: mcimadamore