changed appveyor.yml
diff --git a/.gitattributes b/.gitattributes
index 3959727..f314af9 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -14,3 +14,6 @@
 *.vcxproj* text eol=crlf
 *.suo binary
 *.rc binary
+
+# Windows
+*.bat text eol=crlf