bump version to 1.2.11.20
    
    Ticket 623 - cleanAllRUV task fails to cleanup config upon completion
    Ticket #47308 - unintended information exposure when anonymous access is set to rootdse
    Ticket 628 - crash in aci evaluation
    Ticket #627 - ns-slapd crashes sporadically with segmentation fault in libslapd.so
    Ticket #634 - Deadlock in DNA plug-in
    f6a6514 Coverity issue 13091
    Ticket 632 - 389-ds-base cannot handle Kerberos tickets with PAC
    Ticket 623 - cleanAllRUV task fails to cleanup config upon completion