No spaces after newlines in JavaScript pretty-printer.

src/GF/JavaScript/PrintJS.hs

@@ -26,10 +26,10 @@ render d = rend 0 (map ($ "") $ d []) "" where
   space t = showString t . (\s -> if null s then "" else (' ':s))
 
 spaceAfter :: String -> Bool
-spaceAfter = (`notElem` [".","(","["])
+spaceAfter = (`notElem` [".","(","[","\n"])
 
 spaceBefore :: String -> Bool
-spaceBefore = (`notElem` [",",".",":",";","(",")","[","]","{","}"])
+spaceBefore = (`notElem` [",",".",":",";","(",")","[","]","{","}","\n"])
 
 parenth :: Doc -> Doc
 parenth ss = doc (showChar '(') . ss . doc (showChar ')')