Update readme

setup.py

@@ -30,9 +30,9 @@ setup(
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='2.0-dev',
+    version='2.0',
 
-    description='Python Mode-S Decoder',
+    description='Python ADS-B/Mode-S Decoder',
     long_description=long_description,
 
     # The project's main homepage.
@@ -68,6 +68,7 @@ setup(
         'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
+		'Programming Language :: Python :: 3.6',
     ],
 
     # What does your project relate to?
@@ -85,7 +86,7 @@ setup(
     # your project is installed. For an analysis of "install_requires" vs pip's
     # requirements files see:
     # https://packaging.python.org/en/latest/requirements.html
-    install_requires=['numpy'],
+    install_requires=['numpy', 'argparse'],
 
     # List additional groups of dependencies here (e.g. development
     # dependencies). You can install these using the following syntax,