Optimization#

`MetricTypes`	Collection of metric types.
`OptimizationProblem`	Class to store a portfolio optimisation problem configuration.
`Optimizer`	A class implementing an optimisation task.
`PortfolioOptimizer`	Simplified wrapper around `Optimizer` to allow quick and easy portfolio optimization with standard constraints.
`TermTypes`	Collection of term types.
`WalkForwardGridOptimizer`	Helper class enabling the repeated grid optimisation of a strategy and subsequent use of the optimised parameters until the next optimisation.