Add missed file AttributeMetadataCollection.cs
Add enum SchemaClassType
Add missed file TrustType.cs
Add class DnsPermission
Add enum ActiveDirectorySiteOptions
Add enum ActiveDirectorySyntax
Add enum ForestTrustDomainStatus
Add enum PropertyTypes
Add enum TopLevelNameStatus
Add class ActiveDirectoryOperationException
Add class ActiveDirectoryPartition
Add class ActiveDirectoryReplicationMetadata
Add class ActiveDirectoryRoleCollection
Add class ActiveDirectorySchedule