Warn user for unsaved changes on change on inputs

[FireLemons]

What type(s) of user does this feature affect?

• volunteers
• supervisors
• admins

Description

• Add the async notifier widget across the whole site
• Add a level warn to the async notifier widget warn that displays a dismissable yellow notification
• When a user makes changes to a form, show the warning notification (this might be annoying and could use some adjusting)

QA Login Details:
Link to QA site

Login Emails:

• [email protected] view site as a volunteer
• [email protected] view site as a supervisor
• [email protected] view site as an admin

password for all users: 123456