…imizationProblem class into /optimization directory

…ets of (primal/dual) indices to the regularization procedures

…sible offset)

…e for Exact and Zero). Use information in InequalityConstrainedMethod and LP/QP solvers

… is PD and the regularization strategy is at least primal)

…f the expression, not that of the current object

…iorPointMethod to Subproblem

…t logger to INFO in Julia CI

…n + added infeasibility test in PrimalDualInteriorPointMethod

…dly correct size + set logger in Julia CI + added a few prints

…eate a view in case the vector is longer than expected

… linear solvers via the Subproblem object

…PS analysis