Update changelog version 0.4.0

spendpoint/__init__.py

@@ -1,3 +1,3 @@
 """SPARQL endpoint for ontologies."""
-__version__ = "0.3.0"
+__version__ = "0.4.0"
 __version_info__ = tuple((int(num) if num.isdigit() else num for num in __version__.replace("-", ".", 1).split(".")))