Fix for usage with livereload.
Fix for usage with livereload.

bttf/ember-cli-content-security-policy,rwjblue/ember-cli-content-security-policy,givanse/ember-cli-content-security-policy,givanse/ember-cli-content-security-policy,rwjblue/ember-cli-content-security-policy,bttf/ember-cli-content-security-policy