Added troubleshooting output
Added phone # fields to student query
Refactored to lookup student from username

Class now takes a user login instead of a SID and uses that to query
the rest of student data.
Added IsStudent() functions
Updated config example
Merge pull request #9 from shawn-bellevuecollege/fb5061-FinalStudentQuery

Retrieve student data and isStudent() check
Added authenication indicator in notifications and form

Resolved #5036, #5046, #5047 tasks in fogbugz.
User will be able to add his own 'Is authenticated' field in the form.
If field is not added to the form, notification message will still
indicate if the form had been authenticated or not.
Replaced local paths/servers w/ examples.
Merge branch 'dev' into fb5062-ForceCasLogin

Conflicts:
	gravityforms-external-data-fields/EXAMPLE-gravityforms-external-data-fields-config.php
	gravityforms-external-data-fields/gravityforms-external-data-fields.php
Merged in current state of main repo

Including moving a session constant from config.php into a class.