Tuning the dependency management model.

requirements-dev.txt

@@ -1 +1,27 @@
 -e .[dev]
+
+alabaster==0.7.10
+astroid==1.5.2
+babel==2.4.0
+coverage==4.3.4
+docutils==0.13.1
+imagesize==0.7.1
+isort==4.2.5
+jinja2==2.9.6
+lazy-object-proxy==1.2.2
+markupsafe==1.0
+mccabe==0.6.1
+py==1.4.33
+pygments==2.2.0
+pylint==1.7.1
+pytest-cov==2.4.0
+pytest-timeout==1.2.0
+pytest==3.0.7
+pytz==2017.2
+requests==2.13.0
+six==1.10.0
+snowballstemmer==1.2.1
+sphinx-rtd-theme==0.2.4
+sphinx==1.5.5
+wrapt==1.10.10
+yapf==0.16.1