Update cachetools from 2.1.0 to 3.0.0 (#172)

pyup-bot · Mariatta · commit 4b81677e3f25 · 2018-11-11T14:24:06.000-08:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,7 +1,7 @@
 cherry_picker==1.2.1
 aiohttp==3.4.4
 gidgethub==3.0.0
-cachetools==2.1.0
+cachetools==3.0.0
 requests==2.20.0
 redis==2.10.6
 celery==4.2.1
