Finish stdout util and bump dev version.

src/util-stdout.scm

@@ -31,6 +31,7 @@
   *stdout-quiet*
   stdout-print
   stdout-printf
+  stdout-newline
   )
 
  (import scheme
@@ -50,4 +51,9 @@
    (when (not (*stdout-quiet*))
      (print (apply format fmt args))))
 
+ ;; Prints newline if not quiet
+ (define (stdout-newline)
+   (when (not (*stdout-quiet*))
+     (newline)))
+
  )