Simplify check if assets are enabled
Simplify check if assets are enabled

fphilipe/premailer-rails,controlshift/premailer-rails,uswitch/premailer-rails,controlshift/premailer-rails,doorkeeper/premailer-rails,controlshift/premailer-rails,fphilipe/premailer-rails,fphilipe/premailer-rails,uswitch/premailer-rails,doorkeeper/premailer-rails