Fixed Git push in AppVeyor.

appveyor.yml

@@ -53,10 +53,12 @@ build_script:
 #---------------------------------#
 
 on_success:
+  - git config --global user.name "CppSharp CI"
   - git config --global credential.helper store
   - ps: Add-Content "$env:USERPROFILE\.git-credentials" "https://$($env:GITHUB_ACCESS_TOKEN):x-oauth-basic@github.com`n"
+  - git remote set-url origin https://github.com/mono/CppSharp.git
   - '%LIB_PATH%\CppSharp.Parser.Gen.exe'
-  - git commit -m "CI: Re-generated the parser bindings"
+  - git commit -a -m "CI: Re-generated the parser bindings"
   - git push
 
 #---------------------------------#