Add new unit test for JPetTaskIO
Add new unit test for JPetTaskIO


Former-commit-id: a5559fdc81015c6e503f22e501c670ab33526842
kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework