Fix yard options

.yardopts

@@ -5,5 +5,6 @@ middleman-*/lib/**/*.rb
 --exclude middleman-core/lib/middleman-core/templates/html5/
 --exclude middleman-core/lib/middleman-core/templates/mobile/
 --exclude middleman-core/lib/middleman-core/templates/shared/
+--exclude middleman-core/lib/middleman-core/templates/extension/
 --no-private
 --hide-void-return

middleman-core/.yardopts

@@ -0,0 +1,10 @@
+lib/**/*.rb
+--exclude lib/vendored-middleman-deps/
+--exclude lib/middleman-core/step_definitions
+--exclude lib/middleman-core/templates/default/
+--exclude lib/middleman-core/templates/html5/
+--exclude lib/middleman-core/templates/mobile/
+--exclude lib/middleman-core/templates/shared/
+--exclude lib/middleman-core/templates/extension/
+--no-private
+--hide-void-return

middleman-core/lib/middleman-core/core_extensions/request.rb

@@ -287,8 +287,6 @@ module Middleman
         end
 
         # Immediately send static file
-        #
-        # @param [String] path File to send
         def send_file(resource, env)
           file      = ::Rack::File.new nil
           file.path = resource.source_file

middleman-core/lib/middleman-core/extensions.rb

@@ -113,12 +113,20 @@ module Middleman
         config.define_setting(key, default, description)
       end
 
-      def helpers(&block)
+      # Add helpers to the global Middleman application.
+      # This accepts either a list of modules to add on behalf
+      # of this extension, or a block whose contents will all
+      # be used as helpers in a new module.
+      def helpers(*m, &block)
         self.defined_helpers ||= []
 
-        m = Module.new
-        m.module_eval(&block)
-        self.defined_helpers << m
+        if block
+          m = Module.new
+          m.module_eval(&block)
+          mod = [m]
+        end
+
+        self.defined_helpers += m
       end
 
       def extension_name

middleman-core/lib/middleman-core/sitemap/extensions/redirects.rb

@@ -38,8 +38,7 @@ module Middleman
 
           # Setup a redirect from a path to a target
           # @param [String] path
-          # @param [Hash] The :to value gives a target path
-          # @return [void]
+          # @param [Hash] opts The :to value gives a target path
           def create_redirect(path, opts={}, &block)
             if block_given?
               opts[:template] = block

middleman-core/lib/middleman-core/sitemap/extensions/request_endpoints.rb

@@ -38,9 +38,8 @@ module Middleman
 
           # Setup a proxy from a path to a target
           # @param [String] path
-          # @param [Hash] The :path value gives a request path if it
+          # @param [Hash] opts The :path value gives a request path if it
           # differs from the output path
-          # @return [void]
           def create_endpoint(path, opts={}, &block)
             endpoint = {
               :request_path => path