diff --git a/.hgignore b/.hgignore
index e0f3714..02381bb 100644
--- a/.hgignore
+++ b/.hgignore
@@ -1,5 +1,6 @@
 .*\.pyc$
 .*\.swp$
+.eggs
 .hypothesis
 .pytest_cache
 .vscode
diff --git a/MANIFEST b/MANIFEST
deleted file mode 100644
index 42ed040..0000000
--- a/MANIFEST
+++ /dev/null
@@ -1,41 +0,0 @@
-# file GENERATED by distutils, do NOT edit
-COPYING
-README
-setup.py
-archive\Joy-Programming.zip
-archive\README
-joy\__init__.py
-joy\__main__.py
-joy\joy.py
-joy\library.py
-joy\parser.py
-joy\gui\__init__.py
-joy\gui\__main__.py
-joy\gui\init_joy_home.py
-joy\gui\main.py
-joy\gui\mousebindings.py
-joy\gui\textwidget.py
-joy\gui\utils.py
-joy\gui\world.py
-joy\utils\__init__.py
-joy\utils\brutal_hackery.py
-joy\utils\compiler.py
-joy\utils\generated_library.py
-joy\utils\infinite_stack.py
-joy\utils\pretty_print.py
-joy\utils\stack.py
-joy\utils\types.py
-joy\vui\__init__.py
-joy\vui\__main__.py
-joy\vui\core.py
-joy\vui\debug_main.py
-joy\vui\display.py
-joy\vui\font_data.py
-joy\vui\init_joy_home.py
-joy\vui\main.py
-joy\vui\persist_task.py
-joy\vui\stack_viewer.py
-joy\vui\text_viewer.py
-joy\vui\viewer.py
-joy\vui\default_joy_home\library.py
-test\test_type_inference.py
diff --git a/Makefile b/Makefile
index 3be8d38..6387f17 100644
--- a/Makefile
+++ b/Makefile
@@ -14,9 +14,6 @@ clean:
 sdist:
 	python ./setup.py sdist bdist_wheel
 
-joy/utils/generated_library.py: joy/utils/types.py
-	python -c 'import joy.utils.types ; joy.utils.types.generate_library_code()' > $@
-
 
 # In order to support testing the code as installed
 # create a virtualenv and install the source dist zip there.
diff --git a/README b/README
index 3c65c15..b280e0a 100644
--- a/README
+++ b/README
@@ -2,9 +2,9 @@
 
                 Thun
 
-  Dialects of Joy in Python and Prolog.
+  Dialects of Joy in Python.
 
-               v0.3.0
+               v0.4.0
 
 
 --------------------------------------------------