feat(groups): Support `baseDn` and add `dn` to default searchFilter

* fix: The single valued attributes werent populated if no users was …

…being searched, so we move the population to the main login.

* fix: Multi-Domain search fixed

* Updated `searchGroup` parameters

* fix: Check single-valued attributes case insensitive

fix(performance): Get groups via memberof intead of all users single …

…DN...

fix(paging): Make Paging optional, disabled by default.

Disable Autodetection if getUserIP is not available

Optional caching

Dont use serviceping anymore..

Another LDAP connect check: Check bind 3 times against -1 (connect) e…

…rror instead of serviceping