Update instructions on how to find and install generators. Closes #3172.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3276 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/CHANGELOG

 *SVN*
 
+* Update instructions on how to find and install generators. #3172. [Chad Fowler]
+
+* Update instructions on how to find and install generators. #3172. [Chad Fowler]
+
 * Generator looks in vendor/generators also.  [Chad Fowler]
 
 * Generator copies files in binary mode.  #3156 [minimudboy@gmail.com]

railties/lib/rails_generator/scripts.rb

@@ -69,8 +69,8 @@ def usage_message
        #{$0} login
 
 Generator gems are also available:
-  1. gem list generator -s http://gems.rubyonrails.org
-  2. gem install login_generator -s http://gems.rubyonrails.org
+  1. gem search -r generator
+  2. gem install login_generator
   3. #{$0} login
 
 end_blurb