GitLab

On some systems value of TZ is cached by functions
and we have to call POSIX::tzset to flush the cahce.

* fix for a problem of recent refactoring.

* Instead of StartImmediately admins can use
  Starts agreement. It has all options like
  other agreements have, but it has default
  value if not defined.

for a level and for a queue

one entry point into business hours calls

utils file is gone

eg RT::Ticket with type other than 'ticket',
for example reminder

* show some simple form

* fix some bugs