[requires.io] dependency update

requires · requires · commit f2582b1aecd1 · 2016-03-07T10:32:48.000+01:00
diff --git a/requirements-tests.txt b/requirements-tests.txt
@@ -4,5 +4,5 @@ coverage==4.0.3
 pytest==2.9.0
 pytest-cov==2.2.1
 freezegun==0.3.6
-python-coveralls==2.6.0
+python-coveralls==2.7.0
 colorama>=0.3.4
