Fix inclusion of tests in manifest.in (#3552)

Jon Wayne Parrott · web-flow · commit 63db0b1aa168 · 2017-06-27T10:32:30.000-07:00
diff --git a/MANIFEST.in b/MANIFEST.in
@@ -1,4 +1,4 @@
 include README.rst LICENSE
 recursive-include google *.json *.proto
-recursive-include unit_tests *
+recursive-include tests *
 global-exclude *.pyc __pycache__
