def update_job(opts={})
      index = get_job_index(opts[:id])
      job = find_job(opts[:id])
      @jobs[index] = job.update(opts)
    end
def update_job(opts={})
      index = get_job_index(opts[:id])
      job = find_job(opts[:id])
      @jobs[index] = job.update(opts)
    end
Replace job with specified id
 @param (Integer) :id is index of the job into @jobs array
 TODO: Refactor it! To complicated!