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

8147571: Information about written .h files is printed on the wrong logging level
Summary: Changed how SmartWriter outputs log messages.
Reviewed-by: jlahoda

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