[requires.io] dependency update

requires · requires · commit 26cdb8aafade · 2017-11-05T17:40:40.000Z
diff --git a/test_requirements.txt b/test_requirements.txt
@@ -1,3 +1,3 @@
 pytest==3.2.3
 hypothesis
-coverage==4.4.1
+coverage==4.4.2
