* Create new restriced_liquid_tag role
* Update role spec
* Use new role over admin
* Add documentation for user_subscription_liquid_tag
* Stub roles to help avoid flaky specs
* Add user approved liquid tags to edit view
* Remove "simply". Coding is hard, yo!
* Update liquid_help
* Update liquid help
* Update and refactor dashboard specs
* Refactor role check for liquid tag docs
* Improve docs wording