Added plugins by default and monkey patching

Fixes #2

setup.py

@@ -1,16 +1,21 @@
+import pip
 from setuptools import setup
 from pip.req import parse_requirements
-
 # parse_requirements() returns generator of pip.req.InstallRequirement objects
-install_reqs = parse_requirements("requirements.txt")
+
+try:
+    install_reqs = parse_requirements("requirements.txt", session=pip.download.PipSession())
+    test_reqs = parse_requirements("test-requirements.txt", session=pip.download.PipSession())
+except AttributeError:
+    install_reqs = parse_requirements("requirements.txt")
+    test_reqs = parse_requirements("test-requirements.txt")
 
 # reqs is a list of requirement
 # e.g. ['django==1.5.1', 'mezzanine==1.4.6']
-reqs = [str(ir.req) for ir in install_reqs]
+install_reqs = [str(ir.req) for ir in install_reqs]
+test_reqs = [str(ir.req) for ir in test_reqs]
 
-VERSION = "0.4.1"
-
-print(reqs)
+VERSION = "0.4.6"
 
 setup(
     name='senpy',
@@ -27,6 +32,7 @@ extendable, so new algorithms and sources can be used.
     .format(VERSION),
     keywords=['eurosentiment', 'sentiment', 'emotions', 'nif'],
     classifiers=[],
-    install_requires=reqs,
+    install_requires=install_reqs,
+    tests_require=test_reqs,
     include_package_data=True,
 )