Limited appveyor trigger event.

redboltz · redboltz · commit 08b0c88c21c7 · 2019-12-25T10:39:26.000+09:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -1,5 +1,9 @@
 version: 3.2.1.{build}
 
+branches:
+  only:
+  - master
+
 image:
 - Visual Studio 2015
 environment:
