Fix build --clean when paths are rerouted.

This was mostly apparent when using directory indexes - because the
rewrite of the destination path happened after the point where the
path was removed from the "to clean" list, directory indexes would
get removed on the next build --clean.

features/clean_build.feature

@@ -7,3 +7,9 @@ Feature: Build Clean
     Then "should_be_ignored.html" should not exist at "clean-app"
     And "should_be_ignored2.html" should not exist at "clean-app"
     And "should_be_ignored3.html" should not exist at "clean-app"
+
+  Scenario: Clean an app with directory indexes
+    Given a built app at "clean-dir-app"
+    Then "about/index.html" should exist at "clean-dir-app"
+    Given a built app at "clean-dir-app" with flags "--clean"
+    Then "about/index.html" should exist at "clean-dir-app"

fixtures/clean-dir-app/config.rb

@@ -0,0 +1,2 @@
+
+activate :directory_indexes

fixtures/clean-dir-app/source/about.html

@@ -0,0 +1 @@
+Fun times

lib/middleman/builder.rb

@@ -30,6 +30,8 @@ module Middleman
     
     # @private
     module ThorActions
+      # Render a template to a file.
+      # @return [String] the actual destination file path that was created
       def tilt_template(source, *args, &block)
         config = args.last.is_a?(Hash) ? args.pop : {}
         destination = args.first || source
@@ -41,6 +43,8 @@ module Middleman
 
           response = ::Middleman::Builder.shared_rack.get(request_path.gsub(/\s/, "%20"))
           create_file(destination, response.body, config) if response.status == 200
+
+          destination
         # rescue
           # say_status :error, destination, :red
         # end
@@ -130,7 +134,7 @@ module Middleman
     def queue_current_paths
       @cleaning_queue = []
       Find.find(@destination) do |path|
-        next if path.match(/\/\./)
+        next if path.match(/\/\./) && !path.match(/\.htaccess/)
         unless path == destination
           @cleaning_queue << path.sub(@destination, destination[/([^\/]+?)$/])
         end
@@ -163,13 +167,13 @@ module Middleman
           next
         end
         
-        @cleaning_queue.delete(file_destination) if cleaning?
-        
         if @config[:glob]
           next unless File.fnmatch(@config[:glob], file_source)
         end
         
-        base.tilt_template(file_source, file_destination, { :force => true })
+        file_destination = base.tilt_template(file_source, file_destination, { :force => true })
+
+        @cleaning_queue.delete(file_destination) if cleaning?
       end
     end
   end