https://tools.wmflabs.org/matthewrbowker-dev/: https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css https://tools.wmflabs.org/matthewrbowker-dev/: https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js
Loading from external providers are discouraged. Please see parent tasks and J65.
In your case a direct replacement would be: