Refactors data checkbox creation in forms.module
Adds messages to pages without layout
Adds elavon custom module
Adds elavon module to install profile
Refactors alumni events to use elavon payments module
Removes the save draft button from payment forms
Adds validation callback for payment forms
Updates alumni events registration form values
Adds additional validation for payment forms
Fixes construct_user_name bug
Adds todo notes for elavon refactoring
Removes fields for deletion
Removes undefined index bug when checking for payment forms