Add description and long_description to setup.py

Author: aburgel

setup.py

@@ -2,14 +2,21 @@
 
 import django_mongodb_engine as distmeta
 
+DESCRIPTION = 'MongoDB backend for Django-nonrel'
+LONG_DESCRIPTION = None
+try:
+    LONG_DESCRIPTION = open('README.rst').read()
+except:
+    pass
 
 setup(name='django-mongodb-engine',
     version='.'.join(map(str, distmeta.__version__)),
     author=distmeta.__author__,
     author_email=distmeta.__contact__,
     url=distmeta.__homepage__,
     license='2-clause BSD',
-    description="MongoDB backend for Django",
+    description=DESCRIPTION,
+    long_description=LONG_DESCRIPTION,
     install_requires=['pymongo', 'djangotoolbox>=1.6.0'],
     packages=find_packages(exclude=['tests', 'tests.*']),
     zip_safe=False,