add missing setup.py fields

Author: vene

setup.py

@@ -202,6 +202,8 @@ def install_for_development(self):
       version=version_ns['__version__'],
       libraries=[libad3],
       author="Vlad Niculae",
+      author_email="vlad@vene.ro",
+      url="https://github.com/deep-spin/lp-sparsemap",
       packages=find_packages(),
       install_requires=["numpy>=1.14.6"],
       extras_require={'torch': 'torch>=1.8.1'},