Adding pytest-cov dependency

Author: pgaref

requirements.txt

@@ -4,4 +4,5 @@ httmock == 1.2.6
 python-dateutil == 2.6.0
 beautifulsoup4 == 4.5.3
 pytest == 3.0.7
+pytest-cov == 2.4.0
 schedule == 0.4.2

setup.py

@@ -56,7 +56,8 @@ def run_tests(self):
                         "httmock>=1.2.6",
                         "python-dateutil>=2.6.0",
                         "schedule>=0.4.2",
-                        "pytest>=3.0.7"],
+                        "pytest>=3.0.7",
+                        "pytest-cov>=2.4.0"],
       # setup_requires=[
       #       'pytest-runner',
       # ],