* Handle IntegrityError when saving users * Fix error string reference to LDAP URI * Pass search parameters to all search requests * Add initial test suite * Significant internal refactoring
0.4.3
* Fix empty attribute values not being cleared
0.4.2
* Fix missing import (thanks alexsilva!)
0.4.1
* Additionally enable users in AD callback
0.4.0
* Fix error when synchronizing groups * Add setting to retrieve additional LDAP attributes * Pass attributes to user callback functions * Add example callback for disabling users with AD userAccountControl