Merge "Flush output buffers when command is complete" into main

        mRawArgs = args;

        mArgs.init(null, null, null, null, args, 0);

        int status = 1;

        try {

            onRun();

            status = 0;

        } catch (IllegalArgumentException e) {

            onShowUsage(System.err);

            System.err.println();

            System.err.println("Error: " + e.getMessage());

            status = 0;

        } catch (Exception e) {

            e.printStackTrace(System.err);

            System.exit(1);

        } finally {

            System.out.flush();

            System.err.flush();

        }

        if (status != 0) {

            System.exit(status);

        }

    }