refactor: defined roles do in role selection and refactored readme

README.md

@@ -108,14 +108,14 @@ $ bin/rails s  # short for bin/rails server
 
 6. Visit http://localhost:3000/apply, create an account, and complete an application
 
-7. In another bash window, promote your user to an admin
+7. In another bash window, promote your user to a director
 
 ```bash
 $ cd hackathon-manager
 $ bin/rails c  # short for bin/rails console
 # Wait for the console to start...
 Loading development environment (Rails 5.1.1)
-irb(main):001:0> User.last.update_attribute(:role, :admin)
+irb(main):001:0> User.last.update_attribute(:role, :director)
 ```
 
 8. Visit http://localhost:3000/manage and set up the hackathon as needed

config/locales/en.yml

@@ -45,7 +45,11 @@ en:
           If many people have already RSVP'd, consider sending a message out to this bus list asking for interest as well.
         notes: Notes are shared with applicants. Supports Markdown and HTML.
       user:
-        role: Limited access prevents the admin from adding, modifying, or deleting any records; modifications through the check-in process are allowed. Event tracking limits to only event tracking.
+        role: |
+          Users can only access and edit their own information <br/>
+          Volunteers can only access the check-in process <br/>
+          Organizers can not modify, add, or delete any records but can view questionnaires and other records <br/>
+          Directors do not have any restrictions and can add, edit, or delete any record or setting <br/>
         is_active: Deactivating a user will prevent them from logging in. Their access will be immediately revoked from the admin and application pages.
         receive_weekly_report: A weekly email report on admissions, bus lists, and messages. Only sent when there are weekly updates up until 7 days past the event. Disabled for inactive staff members.
       message: