Update dev / test dependencies.
-coverage
+coverage==4.5.2
pep8==1.7.1
flake8==3.6.0
astroid==1.6.5
@@ -14,7 +14,7 @@ sphinx==1.7.9
sphinx-autobuild
# nosetests enhancements
rednose
-nose-timer>=0.7.2,<0.8
+nose-timer>=0.7.4,<0.8
# splitting tests run on a separate CI machines
nose-parallel==0.3.1
# Required by st2client tests
