Max Clique problem BnB solver

Evaluation

 python max_clique_bnb_evaluator.py --experiment-config configs/test.txt  --benchmark-data-path data --output-results-dump result_bnb_test.csv

 python max_clique_bnb_evaluator.py --experiment-config configs/report_easy.txt  --benchmark-data-path data --output-results-dump result_bnb_easy.csv

 python max_clique_bnb_evaluator.py --experiment-config configs/report_hard.txt  --benchmark-data-path data --output-results-dump result_bnb_hard.csv