Feature requests should be made on the mailing list, not submitted to

the issue tracker. See also #15455 [ci skip]

actionmailer/README.rdoc

@@ -156,7 +156,11 @@ API documentation is at
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
 
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

actionpack/README.rdoc

@@ -48,6 +48,11 @@ API documentation is at
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
+
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

actionview/README.rdoc

@@ -29,6 +29,11 @@ API documentation is at
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
+
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

activemodel/README.rdoc

@@ -262,6 +262,11 @@ API documentation is at
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
+
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

activerecord/README.rdoc

@@ -208,6 +208,11 @@ API documentation is at:
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
+
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

activesupport/README.rdoc

@@ -30,6 +30,11 @@ API documentation is at:
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
+
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+

railties/README.rdoc

@@ -31,7 +31,11 @@ API documentation is at
 
 * http://api.rubyonrails.org
 
-Bug reports and feature requests can be filed with the rest for the Ruby on Rails project here:
+Bug reports can be filed for the Ruby on Rails project here:
 
 * https://github.com/rails/rails/issues
 
+Feature requests should be discussed on the rails-core mailing list here:
+
+* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core
+