Manifest.txt in gruff-0.2.7 vs Manifest.txt in gruff-0.2.8

@@ -28,10 +28,11 @@
 assets/city_scene/sky/2000.png
 lib/gruff.rb
 lib/gruff/area.rb
 lib/gruff/bar.rb
 lib/gruff/bar_conversion.rb
+lib/gruff/accumulator_bar.rb
 lib/gruff/base.rb
 lib/gruff/deprecated.rb
 lib/gruff/line.rb
 lib/gruff/net.rb
 lib/gruff/photo_bar.rb
@@ -46,9 +47,10 @@
 lib/gruff/mini/pie.rb
 lib/gruff/mini/side_bar.rb
 test/gruff_test_case.rb
 test/output
 test/test_area.rb
+test/test_accumulator_bar.rb
 test/test_bar.rb
 test/test_base.rb
 test/test_legend.rb
 test/test_line.rb
 test/test_mini_bar.rb