fix the legacy popup to make calendar settings look nicer
add support for nested groups
combineFilterWithAnd recently moved to Access
fix shadow size and arrow position
Merge pull request #5968 from owncloud/legacy-popup-fixes

fix the legacy popup to make calendar settings look nicer
move nested group checkbox to directory settings
Merge branch 'ldap_nested_groups' into leo
Merge remote branch 'upstream/master' into leo