Improve presentation on pypi and versioning scheme

improve the presentation on pypi by:
* adding some classifiers
* putting the license information directly on pypi
* add the readme to the pypi page

also and more important, we switch to a new version scheme

setup.py

@@ -14,25 +14,38 @@
 # limitations under the License.
 #
 
-from distutils.core import setup
+import setuptools
 
-setup(
+
+with open("README.md", "r") as fh:
+    long_description = fh.read()
+
+setuptools.setup(
     name='homekit',
     packages=['homekit', 'homekit.crypto', 'homekit.http_impl', 'homekit.model', 'homekit.model.services',
               'homekit.model.characteristics', 'homekit.protocol', 'homekit.zeroconf_impl'],
-    version='0.11',
+
+    version='0.12.0',
     description='Python code to interface HomeKit Accessories and Controllers',
     author='Joachim Lusiardi',
     author_email='[email protected]',
     url='https://github.com/jlusiardi/homekit_python',
-    download_url='https://github.com/jlusiardi/homekit_python/archive/0.11.tar.gz',
+    download_url='https://github.com/jlusiardi/homekit_python/archive/0.12.0.tar.gz',
     keywords=['HomeKit'],
-    classifiers=[],
+    classifiers=[
+        'License :: OSI Approved :: Apache Software License',
+        'Topic :: Home Automation',
+        'Intended Audience :: Developers',
+        'Intended Audience :: End Users/Desktop'
+    ],
     install_requires=[
         'zeroconf',
         'gmpy2',
         'py25519',
         'hkdf',
         'ed25519',
     ],
+    license='Apache License 2.0',
+    long_description=long_description,
+    long_description_content_type="text/markdown",
 )