Updated requirements.txt and requirements-dev.txt to include python-dotenv and dependencies.

requirements-dev.txt

@@ -23,6 +23,7 @@ pytest-sugar==0.8.0
 pytest-timeout==1.2.0
 pytest==3.2.3
 python-dateutil==2.6.1
+python-dotenv==0.7.1
 pytz==2017.2
 requests==2.18.4
 six==1.11.0

requirements.txt

@@ -2,6 +2,7 @@
 appdirs==1.4.3
 certifi==2017.7.27.1
 chardet==3.0.4
+click==6.7
 colorama==0.3.9
 fs==2.0.11
 idna==2.6
@@ -9,6 +10,7 @@ packaging==16.8
 pbr==3.1.1
 psutil==5.3.1
 pyparsing==2.2.0
+python-dotenv==0.7.1
 pytz==2017.2
 requests==2.18.4
 six==1.11.0