implement Job#last_time
implement Scheduler #pause, #resume and #paused?
start documenting Job methods
implement Scheduler#job(job_id)
spec #in_jobs, #at_jobs and #every_jobs
spec and document Scheduler#join
prepare Scheduler.parse to parse cronlines
rework Scheduler#do_schedule
tiny schedule queue simplification
move CronLine class to Rufus::Scheduler::
spec schedule_every(1h)
prepare doc spot for for {At|In|Every|Cron}Job
implement CronJob