scheduler
Creates new KronScheduler based on a template
Return
In case when offset parameter is absent in template will be used createSimpleScheduler method and returned CronDateTimeScheduler. In case when offset parameter there is in template will be used createKronSchedulerWithOffset and returned CronDateTimeSchedulerTz
Creates base KronScheduler using scheduler function. In case when returned KronScheduler is KronSchedulerTz, it will be returned as is. Otherwise, will be created new CronDateTimeSchedulerTz with defaultOffset as offset