cas 7.x-1.1

If upgrading from 6.x-2.x or 6.x-3.x, please read the release notes for CAS 7.x-1.0.

Differences since 7.x-1.0

#903236: Add Google Search Appliance to list of known crawlers
#1316592: Download source for PhpCAS moved
#1316592: Download source for PhpCAS moved
#1300998: Hiding email field from user form causes error
Fix E_STRICT function prototype mismatch warning.
#1259926: cas_server_service_validate() uses $user_name when it isn't set.
#1278972: Notice: Undefined index: cas_remember when persistent login module is enabled
#1261432: Views integration
#1226212: Typo in cas_server.info file
Missing `break's in switch statement.
Move CAS server responses into the CAS Server module.
Update CAS tests to use phpCAS 1.2.2; fix undefined variable.
#1176904: Initial login generates a timezone warning
Improve the README with additional info & examples.