change author name, add readme to pypi

Author: pawelmhm

setup.py

@@ -5,8 +5,9 @@
     version='2.0.0',
     license='BSD',
     description='Scrapy middleware to ignore previously crawled pages',
-    author='Scrapinghub',
-    author_email='[email protected]',
+    long_description=open('README.rst').read(),
+    author='Zyte',
+    author_email='[email protected]',
     url='http://github.com/scrapy-plugins/scrapy-deltafetch',
     packages=['scrapy_deltafetch'],
     platforms=['Any'],