build maint branches on appveyor equivalent of ca183d27366ba75597a9806b746e42a074df7795
diff --git a/appveyor.yml b/appveyor.yml
index 9df687f..166fa56 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,6 +2,7 @@ version: '{build}'
branches:
only:
- master
+ - /^maint.*/
environment:
GITTEST_INVASIVE_FS_STRUCTURE: 1
GITTEST_INVASIVE_FS_SIZE: 1