updating UPGRADE instructions for 1.0.8.1

contrib/docs/UPGRADE

@@ -96,6 +96,48 @@ After that you have to update the schema for the plugins you are using. In this
   * ipmi-fd.schema
   * repository-fd.schema
 
+Migrate FusionDirectory from 1.0.8 to 1.0.8.1
+=============================================
+
+- Upgrade FusionDirectory first
+
+Upgrade FusionDirectory core package before other ones to avoid dependencies errors:
+
+- Upgrade of LDAP directory
+ 
+You have to update your LDAP schemas, first update the FusionDirectory core schemas. 
+
+fusiondirectory-insert-schema -m /etc/ldap/schema/fusiondirectory/core-fd.schema 
+
+fusiondirectory-insert-schema -m /etc/ldap/schema/fusiondirectory/core-fd-conf.schema 
+
+
+
+- Check for deprecated attributes and objectClasses in your LDAP
+
+FusionDirectory 1.0.8.1 comes with two new options in fusiondirectory-setup
+
+fusiondirectory-setup --list-deprecated
+
+List deprecated attributes and objectclasses
+Deprecated attributes:
+ gosaUnitTag                    (Takes a list of relevant mime-type|priority settings)          - 1.3.6.1.4.1.10098.1.1.12.33
+ gosaSnapshotType               (Takes either undo or snapshot)                                 - 1.3.6.1.4.1.10098.1.1.12.36
+ fdHonourUnitTags               (FusionDirectory - Honour unit tags)                            - 1.3.6.1.4.1.38414.8.14.3
+Deprecated objectClasses:
+ gosaAdministrativeUnitTag      (Marker for objects below administrational units (v2.6.1))      - 1.3.6.1.4.1.10098.1.2.1.19.16
+ gosaAdministrativeUnit         (Marker for administrational units (v2.6.1))                    - 1.3.6.1.4.1.10098.1.2.1.19.15
+
+fusiondirectory-setup --list-deprecated show deprecated attributes and objectClasses for FusionDirectory
+
+fusiondirectory-setup --check-deprecated
+
+List LDAP entries using deprecated attributes or objectclasses
+There are no entries in the LDAP using obsolete attributes
+There are no entries in the LDAP using obsolete classes
+
+fusiondirectory-setup --check-deprecated will output an ldif file on the console that you can use with ldapmodify to clean you ldap server from old attributes and objectClass
+
 ---
 * Further information