.coveragerc: use a single source, but includes (#532)

blueyed · web-flow · commit 0834db03778a · 2017-10-27T23:32:15.000+02:00
This makes it easier for Codecov to parse it.
diff --git a/.coveragerc b/.coveragerc
@@ -1,4 +1,5 @@
 [run]
 parallel = true
-source = pytest_django,pytest_django_test,tests
+source = .
+include = pytest_django/*,pytest_django_test/*,tests/*
 branch = true
