Add coverage to requirements.txt

vimalloc · vimalloc · commit 37d2eff2b0d0 · 2016-10-18T14:45:15.000-06:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,6 +1,7 @@
 alabaster==0.7.9
 Babel==2.3.4
 click==6.6
+coverage==4.2
 docutils==0.12
 Flask==0.11.1
 imagesize==0.7.1
