moves the guides up to the root directory

.gitignore

@@ -19,6 +19,6 @@ debug.log
 /railties/test/fixtures/tmp
 /railties/test/initializer/root/log
 /railties/doc
-/railties/guides/output
 /railties/tmp
+/guides/output
 /RDOC_MAIN.rdoc

guides/Rakefile

@@ -0,0 +1,11 @@
+desc 'Generate guides (for authors), use ONLY=foo to process just "foo.textile"'
+task :generate_guides do
+  ENV["WARN_BROKEN_LINKS"] = "1" # authors can't disable this
+  ruby "rails_guides.rb"
+end
+
+# Validate guides -------------------------------------------------------------------------
+desc 'Validate guides, use ONLY=foo to process just "foo.html"'
+task :validate_guides do
+  ruby "w3c_validator.rb"
+end