Enable mail notifications on Travis.

andialbrecht · andialbrecht · commit ceda43017296 · 2018-07-31T07:55:41.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -17,6 +17,3 @@ script:
 
 after_success:
     - codecov
-
-notifications:
-    email: false
