Fix AppVeyor CI (facebook#1868)

darrenscerri · Timer · commit b403048f01b7 · 2017-03-24T23:13:44.000-04:00
* Fix AppVeyor CI (facebook#1876) * Run AppVeyor on Visual Studio 2017
diff --git a/appveyor.yml b/appveyor.yml
@@ -1,3 +1,5 @@
+image: Visual Studio 2017
+
 environment:
   matrix:
     - nodejs_version: 7
