721 Remove warnings from JPetLOR.
721 Remove warnings from JPetLOR.


Former-commit-id: e5c797455c0e748f2203c8ebfc813e5a5933b072
kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework,kmuzalewska/j-pet-framework