安装了Mongrel后多出来的提示信息

安装了Mongrel之后多了不少提示信息，原先是用webrick并没有这样的提示。
不过它的提示信息都是有关rails 2.0的. 目前才到rail 1.2.1,这个2.0的提示似乎早了点。

引用

DEPRECATION WARNING: The :dependent => true option is deprecated and will be rem
oved from Rails 2.0.  Please use :dependent => :destroy instead.  See http://www
.rubyonrails.org/deprecation for details.  See http://www.rubyonrails.org/deprec
ation for details. (called from has_many at c:/ruby/lib/ruby/gems/1.8/gems/activ
erecord-1.15.1/lib/active_record/associations.rb:550)

DEPRECATION WARNING: find_all is deprecated and will be removed from Rails 2.0 (
use find(:all, ...))  See http://www.rubyonrails.org/deprecation for details. (c
alled from js at ./script/../config/../app/controllers/main_controller.rb:29)
(