Updating databases/p5-DBI from 1.609 to 1.611

Upstream changes:
  NOTE: minimum perl version is now 5.8.1 (as announced in DBI 1.607)

  Fixed selectcol_arrayref MaxRows attribute to count rows not values
    thanks to Vernon Lyon.
  Fixed DBI->trace(0, *STDERR); (H.Merijn Brand)
    which tried to open a file named "*main::STDERR" in perl-5.10.x
  Fixes in DBD::DBM for use under threads (Jens Rehsack)

  Changed "Issuing rollback() due to DESTROY without explicit disconnect"
    warning to not be issued if ReadOnly set for that dbh.

  Added f_lock and f_encoding support to DBD::File (H.Merijn Brand)
  Added ChildCallbacks => { ... } to Callbacks as a way to
    specify Callbacks for child handles.
    With tests added by David E. Wheeler.
  Added DBI::sql_type_cast($value, $type, $flags) to cast a string value
    to an SQL type. e.g. SQL_INTEGER effectively does $value += 0;
    Has other options plus an internal interface for drivers.

  Documentation changes:
  Small fixes in the documentation of DBD::DBM (H.Merijn Brand)
  Documented specification of type casting behaviour for bind_col()
    based on DBI::sql_type_cast() and two new bind_col attributes
    StrictlyTyped and DiscardString. Thanks to Martin Evans.
  Document fetchrow_hashref() behaviour for functions,
    aliases and duplicate names (H.Merijn Brand)
  Updated DBI::Profile and DBD::File docs to fix pod nits
    thanks to Frank Wiegand.
  Corrected typos in Gopher documentation reported by Jan Krynicky.
  Documented the Callbacks attribute thanks to David E. Wheeler.
  Corrected the Timeout examples as per rt 50621 (Martin J. Evans).
  Removed some internal broken links in the pod (Martin J. Evans)
  Added Note to column_info for drivers which do not
    support it (Martin J. Evans)
  Updated dbipport.h to Devel::PPPort 3.19 (H.Merijn Brand)


(sno)