offers: fixed assigning the next document number during copying.
logs: fixed date being displayed in an invalid timezone.
offers: can now be sent in English.
E-mail sending improvements.
White space sync.
service: added two new statuses.
offers: fixed offer closing.
offers: display related item issues even if the main issue was deleted.
offers: added an ability to create issues only for the offer items (no main issue).
offers: offers can now be cancelled.