Merge sanja.is.com.ua:/home/bell/mysql/bk/work-4.1

into  sanja.is.com.ua:/home/bell/mysql/bk/work-mrg-5.0

sql/mysqld.cc

@@ -2781,6 +2781,7 @@ static int init_server_components()
 
   query_cache_result_size_limit(query_cache_limit);
   query_cache_set_min_res_unit(query_cache_min_res_unit);
+  query_cache_init();
   query_cache_resize(query_cache_size);
   randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
   reset_floating_point_exceptions();