update json_t source

yjson_t/src/json_t/json_t.h

@@ -88,8 +88,6 @@ struct js_value {
     struct js_array array;
   } type;
   struct js_value * parent;
-//  struct js_value * next;
-//  struct js_value * prev;
 };
 
 
@@ -115,6 +113,7 @@ struct js_value * create_js_value_array(char * input, struct js_value * parent);
 struct js_iterator * create_js_iterator(struct js_value * js);
 
 void add_js_value_index(size_t index, struct js_value *js_to_add, struct js_value **js_org);
+void delete_key_js_value(char * key, struct js_value **js_org);
 
 void print_value(struct js_value *js);
 
@@ -124,6 +123,7 @@ struct js_value *get_js_value_of_key(char * key, struct js_value *js );
 struct js_iterator * get_iterator_(struct js_value *js);
 
 void append_js_value(struct js_value *dst, char *input);
+void delete_index_js_value(size_t index, struct js_value **js_org);
 
 struct js_value * value_of_(struct js_value * js);