Remove fulfilled TODO item.
Add Helpers module for specs.
Reduce duplication in specs with helper methods.

Reduce duplication in spec/theladders_report_spec.rb with helper methods.
Consolidate job_spec.rb.

Reduce duplication in spec/job_spec.rb by using the expanded Helper module.
Consolidate save_job_spec.rb.

Reduce duplication in spec/save_job_spec.rb by using the expanded Helper module.