Fix logging macro to add \n after each log message

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

src/helpers.h

@@ -27,7 +27,7 @@ light_loglevel_t light_loglevel;
 
 #define LIGHT_LOG(lvl, fp, fmt, args...)				\
 	if (light_loglevel >= lvl)					\
-		fprintf(fp, "%s:%d:" fmt, __FILE__, __LINE__, ##args)
+		fprintf(fp, "%s:%d:" fmt "\n", __FILE__, __LINE__, ##args)
 
 #define LIGHT_NOTE(fmt, args...) LIGHT_LOG(LIGHT_NOTE_LEVEL,  stdout, "NOTE:" fmt, ##args)
 #define LIGHT_WARN(fmt, args...) LIGHT_LOG(LIGHT_WARN_LEVEL,  stderr, "WARN:" fmt, ##args)