Remove array_ prefix from ARRAY_DEF

See commit on shared pointers.

example/ex-multi03.c

@@ -78,12 +78,12 @@ extern bool json_in_str(json_t *, FILE *);
 
 DICT_DEF2(json, string_t, STRING_OPLIST, json_t, JSON_OPLIST)
 
-ARRAY_DEF(json, json_t, JSON_OPLIST)
+ARRAY_DEF(array_json, json_t, JSON_OPLIST)
 
 VARIANT_DEF2(variant_json,
              (boolean, bool, M_OPEXTEND(M_DEFAULT_OPLIST, OUT_STR(boolean_out_str), IN_STR(boolean_in_str M_IPTR)) ),
              (real, float, M_OPEXTEND (M_DEFAULT_OPLIST, OUT_STR(real_out_str), IN_STR(real_in_str M_IPTR))),
-             (array, array_json_t, ARRAY_OPLIST(json, JSON_OPLIST)), 
+             (array, array_json_t, ARRAY_OPLIST(array_json, JSON_OPLIST)), 
              (dict, dict_json_t, DICT_OPLIST(json, STRING_OPLIST, JSON_OPLIST)))
 
 struct json_node_s {