Add automatically deploy tags on AppVeyor (#84)

.appveyor.yml

@@ -111,10 +111,25 @@ build: false
 # default file handles. Ensure a dummy file descriptor is opened with 'exec'.
 test_script:
   - '%CYG_ROOT%\bin\bash -lc "cd $APPVEYOR_BUILD_FOLDER; exec 0</dev/null; exec ./.travis_build.sh"'
+
+artifacts:
+  - path: products\*.zip
+    name: osvm
+
 on_success:
   - '%CYG_ROOT%\bin\bash -lc "cd $APPVEYOR_BUILD_FOLDER; exec 0</dev/null; exec ./.travis_deploy.sh"'
 before_deploy:
   - '%CYG_ROOT%\bin\bash -lc "cd $APPVEYOR_BUILD_FOLDER/deploy/pharo; exec 0</dev/null; exec ./filter-exec.sh pack-vm.sh"'
   - '%CYG_ROOT%\bin\bash -lc "cd $APPVEYOR_BUILD_FOLDER/deploy/pharo; exec 0</dev/null; exec ./filter-exec.sh deploy-key.sh"'
 deploy_script:
   - '%CYG_ROOT%\bin\bash -lc "cd $APPVEYOR_BUILD_FOLDER; exec 0</dev/null; exec ./deploy/pharo/filter-exec.sh deploy-files.pharo.org.sh"'
+
+deploy:
+  provider: GitHub # Deploy stable tags to GitHub releases
+  description: 'Automatic release'
+  auth_token:
+    secure: SOq4LiXFepptbgPZ4w2McefZOsRRAy8u88/+dpNof57BG4gYTvyESV1EB4CXTXjX
+  artifact: osvm
+  on:
+    branch: Cog
+    appveyor_repo_tag: true