Update release (facebookresearch#2546)

* Update setup.py again.

* Update again.

setup.py

@@ -5,17 +5,20 @@
 # LICENSE file in the root directory of this source tree.
 
 
-from setuptools import setup, find_packages
+import datetime
 import sys
 
+from setuptools import setup, find_packages
+
+BUILD = ''  # if multiple in one day, use "dev0", "dev1", ...
+DATE = datetime.date.today().isoformat().replace('-', '')
+
 if sys.version_info < (3, 6):
     sys.exit('Sorry, Python >=3.6 is required for ParlAI.')
 
 with open('README.md', encoding="utf8") as f:
-    readme = f.read()
-
-with open('LICENSE') as f:
-    license = f.read()
+    # strip the header and badges etc
+    readme = f.read().split('--------------------')[-1]
 
 with open('requirements.txt') as f:
     reqs = f.read()
@@ -24,11 +27,11 @@
 if __name__ == '__main__':
     setup(
         name='parlai',
-        version='0.1.20200408',
+        version=f'0.1.{DATE}{BUILD}',
         description='Unified platform for dialogue research.',
         long_description=readme,
+        long_description_content_type='text/markdown',
         url='http://parl.ai/',
-        license=license,
         python_requires='>=3.6',
         packages=find_packages(
             exclude=('data', 'docs', 'examples', 'tests', 'parlai_internal',)