Fixed memory leaks

csoundbox.c

@@ -23,7 +23,7 @@ int main(int argc, char *argv[]) {
     
     //initialize libconfig
     cfginit();
-    
+    ao_initialize();
     
     while ( (c = getopt_long(argc, argv, short_options, long_options, NULL)) != -1 ) {
         switch (c) {

sound.c

@@ -35,7 +35,7 @@ void *playThreadFunc(void *arg) {
     long rate;
 
     /* initializations */
-    ao_initialize();
+    
     driver = ao_default_driver_id();
     mpg123_init();
     mh = mpg123_new(NULL, &err);