seed variation implementation with iterative find_bridges function

cami_src/algorithms/AlgorithmWrapper.py

cami_src/algorithms/DiamondWrapper.py

cami_src/algorithms/DominoWrapper.py

cami_src/algorithms/RobustWrapper.py

cami_src/cami.py

cami_src/cami_suite.py

cami_src/seed_variation_2.py

cami_src/utils/degradome.py

cami_src/utils/networks.py