Made  arguments default to CifLdap::GROUPS_OU
Commented on which group is being deleted in tests
Wrote CifLdap test for retrieving user data
Fixed comments in CifLdap tests
Removed CifKerberos dependency in CifLdap tests
Made CifLdap connection static
Removed unnecessary output
Cleaned up some CifLdap comments
Minor formatting tweaks
Added file for Active Directory constant values
Removed unnecessary includes and lines from CifLdap
Added methods to remove user from group, check group membership in CifLdap
Added tests for group membership handling in CifLdap
Added method to get all members of a group in CIF LDAP
Added tests for retrieiving all users in a CIF LDAP group
Added a method to determine if a CIF LDAP account is enabled
Added test to assert that account enabled/disabled information is returned correctly
Added a method to disable user accounts
Added tests to confirm that user account enabling/disabling works