Remove module import from setup.py

Get the version number from the file, not by importing and thus trying
to import requests

setup.py

@@ -2,7 +2,12 @@ from setuptools import setup, find_packages
 
 
 README = open('README.rst').read()
-VERSION = __import__("pydiscourse").__version__
+
+with open("pydiscourse/__init__.py", "r") as module_file:
+    for line in module_file:
+        if line.startswith("__version__"):
+            version_string = line.split("=")[1]
+            VERSION = version_string.strip().replace("'", "")
 
 
 setup(
@@ -15,10 +20,11 @@ setup(
     license="BSD",
     url="https://github.com/bennylope/pydiscourse",
     packages=find_packages(exclude=["tests.*", "tests"]),
-    install_requires=['requests>=2.0.0'],
+    install_requires=[
+        'requests>=2.0.0',
+    ],
     tests_require=[
         'mock',
-        'requests>=2.0.0',
     ],
     test_suite='tests',
     entry_points={

tests/test_client.py

@@ -1,7 +1,6 @@
 import sys
 import unittest
 import mock
-import requests
 
 from pydiscourse import client
 

tox.ini

@@ -4,6 +4,7 @@ envlist = py27, py34, py35, pypy, pypy3
 [testenv]
 setenv =
     PYTHONPATH = {toxinidir}:{toxinidir}/pydiscourse
+deps=requests
 commands = python setup.py test
 
 [testenv:flake8]