Try a different regex for publishing packages. (#107)

Author: Choc13

appveyor.yml

@@ -16,7 +16,7 @@ deploy:
     - provider: NuGet
       api_key:
           secure: +CD+4G+gMInD/BjNvO24NW9u1udGdsx0fUi6bh0muNezQ9fP0sHnS1f96f0OXUy6
-      artifact: .*\.s?nupkg
+      artifact: .\**\*.s?nupkg
       on:
           branch:
               - master