Disable 'cache restore' on appveyor

appveyor.yml

@@ -28,6 +28,9 @@ install:
 environment:
   global:
     CABOPTS:  "--store-dir=C:\\SR"
+    # Remove cache, there is no button on the web
+    # https://www.appveyor.com/docs/build-cache/#skipping-cache-operations-for-specific-build
+    APPVEYOR_CACHE_SKIP_RESTORE: true
 
 cache:
   - dist-newstyle