todos - add algorithms and algorithm libraries

[e-dub]

Further algorithms

• Steepest descent with augmented Lagrangian
• add pygmo
• add deap
  https://deap.readthedocs.io/en/master/tutorials/advanced/constraints.html
• add cvxopt
  http://cvxopt.org/userguide/index.html
• add nlopt, see pygmo
  https://nlopt.readthedocs.io/en/latest/
• add scipy optimization
• add or-tools?
• add Hybrid Cellular Automata
  https://developers.google.com/optimization/introduction/pythonself.xL
• add algorithm list?
• Algorithm options
• add avail optimization algorithms, updated by setup? possible?
• scipy also without gradients
• pyopt interface different file