refactor to allow use with console entry points

setup.py

@@ -0,0 +1,34 @@
+import os
+from setuptools import setup
+
+
+def parse_requirements():
+    reqs = []
+    with open("requirements.txt", "r") as f:
+        for l in f.readlines():
+            reqs.append(l.strip("\n"))
+    return reqs
+
+
+install_reqs = parse_requirements()
+
+setup(
+    # mandatory
+    name="cellxgene-gateway",
+    # mandatory
+    version="0.1",
+    # mandatory
+    author="Niket Patel, Yohann Potier, Alok Saldanha",
+    author_email="alok.saldanha@novartis.com",
+    description=("Cell-by-gene Gateway"),
+    license="MIT",
+    keywords="visualization, genomics",
+    url="http://github.com/Novartis/cellxgene-gateway",
+    packages=["cellxgene_gateway"],
+    package_data={"": ["README.md", "LICENSE.txt"]},
+    install_requires=install_reqs,
+    entry_points={
+        "console_scripts": ["cellxgene-gateway=cellxgene_gateway.gateway:main"]
+    },
+    classifiers=["Topic :: Scientific/Engineering :: Visualization"],
+)