setup.py: proper homepage, clear and concise description

Author: florianschieder

setup.py

@@ -1,16 +1,27 @@
+from textwrap import dedent
+
 from setuptools import find_packages, setup
 
 setup(
     name="python-logging-filters",
     version="0.1.0",
     description="standard python logging filters",
-    long_description=(
-        "Simple filters for standard python logging, e.g. for suppressing "
-        "noisy 3rd party framework logging."
+    long_description=dedent(
+        """
+        Simple filters for standard python logging, e.g. for suppressing
+        noisy 3rd party framework logging.
+
+        # DjangoHttp404LogFilter
+
+        Suppresses Django's default 'Not Found: ...' logging.
+        See the `python_logging_filters.DjangoHttp404LogFilter`
+        and the official Django documentation for more details how
+        to use and configure that filter.
+        """
     ),
     author="puzzleYOU GmbH",
     author_email="[email protected]",
-    url="https://www.puzzleyou.de/",
+    url="https://github.com/puzzleYOU/python-logging-filters/",
     license="GPLv3",
     platforms=["any"],
     packages=find_packages(),