Add long description hook to readme (#17)

* add long-scription using readme hook

setup.py

@@ -47,7 +47,10 @@
 from distutils.version import LooseVersion
 
 from setuptools import find_packages, find_namespace_packages
-__version__ = '0.2.3b2'
+__version__ = '0.2.3b3'
+
+from pathlib import Path
+
 
 
 class CMakeExtension(Extension):
@@ -108,14 +111,18 @@ def build_extension(self, ext):
         subprocess.check_call(['cmake', '--build', '.'] + build_args, cwd=self.build_temp)
 
 
+this_directory = Path(__file__).parent
+long_description = (this_directory / "README.md").read_text()
+
 setup(
     name='dnp3-python',
     version=__version__,
     author='Volttron Team',
     author_email='[email protected]',
     url='https://github.com/VOLTTRON/dnp3-python',
     description='pydnp3 -- python binding for opendnp3',
-    # long_description='long description',
+    long_description=long_description,
+    long_description_content_type='text/markdown',
     install_requires=[
         # 'pybind11>=2.2',
         'argcomplete'],