Update to reflect suggestions

This adds more information as to why we are scanning sites and reports the actual change in GPA.  It was 'rejiggered'.
update to reflect eric's suggestions

    First paragraph: put the new report link first so it is front and center.
    Second paragraph: changed ‘run report’ to ‘view report’
    PS: change reference from "automated email sent by UNLwebaudit" to "automated email sent by webaudit.unl.edu” to make it clearer where the service is located that sent the automated email.
emphasize the new gpa
Visually show the change
Add a message explaining the 'same' gpa.
Remove debug statement
Merge pull request #61 from mfairchild365/emails

Update change email to reflect suggestions