changes made now in line with V0.1.0 criteria set out in our milestone
-Add functionality to use objectives other than max sharpe ratio
-Rework actual returns to include the max & minimum returns achieved by the portfolio during the year which will be useful for analysis
changes made now in line with V0.1.0 criteria set out in our milestone -Add functionality to use objectives other than max sharpe ratio -Rework actual returns to include the max & minimum returns achieved by the portfolio during the year which will be useful for analysis