Adjusted the setup.py to not point to ccpforge

Author: williamjameshandley

setup.py

@@ -125,7 +125,7 @@ def run(self):
 setup(name=NAME,
       version=get_version(),
       description='Python interface to PolyChord ' + get_version(),
-      url='https://ccpforge.cse.rl.ac.uk/gf/project/polychord/',
+      url='https://github.com/PolyChord/PolyChordLite',
       author='Will Handley',
       author_email='wh260@cam.ac.uk',
       license='PolyChord',