Updated MOEAD to ignore infeasible solutions.
Added new quality indicators for multimodal optimization.
Added new method to MetricsUtil for reading cluster files.
Added a few methods to SolutionSet and code formatting.
Scalarization optima studies.
Renamend proper_utilty to tradeoff in knee files archive.
Updated local search algorithms as precursor for local scalarization optima study.
Implemented a dominance and fitness comparator.