Log Message:
databases/ruby-sequel: update to 5.14.0

* pkgsrc change: make USE_LANGUAGES empty.

=== 5.14.0 (2018-11-01)

* Drop defaulting the :port option to 5432 in the postgres adapter, so that
  setting the :service option in :driver_options works (jeremyevans) (#1558)

* Do not cache values for columns without parseable defaults when using :cache
  option in defaults_setter plugin (jeremyevans)

* Emulate NULLS FIRST/LAST ordering on databases that do not natively support
  it (jeremyevans)

* Do not modify boolean expressions created from string or array if string or
  array is modified (jeremyevans)

* Make roots and roots_dataset dataset methods instead of class methods in the
  tree plugin (JelF) (#1554)

* Do not cache dataset SQL if dataset uses subquery that cannot cache SQL
  (jeremyevans)

* Make Model#=== work correctly for models with composite primary keys
  (jeremyevans)

* Add Model#pk_equal? as a more descriptive name for Model#=== (AlexWayfer)
  (#1550)

* Do not push down expression inversion in cases where it may result in
  incorrect behavior (e.g. ANY/SOME/ALL operators) (jeremyevans) (#1549)