fixed bug with setting the LDAP protocol version on a connection.
clarified purpose/usage of user sync ldap settings in code docs. refs #3219
replaced ldap url builder logic with simple check for ldap hostname format. refs #3219
reworked status controller completely. refs #2776
corrected git ignore list to exclude web/index.php specifically.
added status controller to shib whitelist example. refs #2776
Merge pull request #99 from ucsflibtopfstedt/feat2776

refactored application status controller.
Merge pull request #94 from ucsflibtopfstedt/bug3219

LDAP client configuration-cleanup/bugfix