update 3.1 release date in changelogs

actionmailer/CHANGELOG

@@ -1,4 +1,4 @@
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * No changes
 

activemodel/CHANGELOG

@@ -4,7 +4,7 @@
 
 * Provide mass_assignment_sanitizer as an easy API to replace the sanitizer behavior. Also support both :logger (default) and :strict sanitizer behavior [Bogdan Gusiev]
 
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * Alternate I18n namespace lookup is no longer supported.
   Instead of "activerecord.models.admins.post", do "activerecord.models.admins/post" instead [José Valim]

activerecord/CHANGELOG

@@ -36,7 +36,7 @@ a URI that specifies the connection configuration.  For example:
 
   [Prem Sichanugrist]
 
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * Add a proxy_association method to association proxies, which can be called by association
   extensions to access information about the association. This replaces proxy_owner etc with

activeresource/CHANGELOG

@@ -1,4 +1,4 @@
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * The default format has been changed to JSON for all requests. If you want to continue to use XML you will need to set `self.format = :xml` in the class. eg.
 

activesupport/CHANGELOG

@@ -20,7 +20,7 @@ Also, in 1.8 the ideographic space U+3000 is considered to be whitespace. [Akira
 * ActiveSupport::OrderedHash now has different behavior for #each and
 #each_pair when given a block accepting its parameters with a splat. [Andrew Radev]
 
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * ActiveSupport::Dependencies#load and ActiveSupport::Dependencies#require now
 return the value from `super` [Aaron Patterson]

railties/CHANGELOG

@@ -10,7 +10,7 @@
 
 * Removed old 'config.paths.app.controller' API in favor of 'config.paths["app/controller"]' API. [Guillermo Iguaran]
 
-*Rails 3.1.0 (unreleased)*
+*Rails 3.1.0 (August 30, 2011)*
 
 * The default database schema file is written as UTF-8. [Aaron Patterson]