Make setup.py parse requirements.txt

setup.py

@@ -2,11 +2,12 @@ from setuptools import setup, find_packages
 from os.path import dirname, realpath, join
 
 
-LIB_DIR = dirname(realpath(__file__))
+here = dirname(realpath(__file__))
 
-version = None
-with open(join(LIB_DIR, 'VERSION'), 'r') as ifile:
+with open(join(here, 'VERSION'), 'r') as ifile:
     version = ifile.read().strip('\n')
+with open(join(here, 'requirements.txt'), 'r') as ifile:
+    requirements = ifile.read().splitlines()
 
 setup(name='tfw',
       version=version,
@@ -17,4 +18,5 @@ setup(name='tfw',
       license='custom',
       packages=find_packages('lib'),
       package_dir={'': 'lib'},
+      install_requires=requirements,
       zip_safe=False)