This function lets the user calculate stocks performance
stocks_performance(dailys, cash_in, cash_fix = 0)
Dataframe. Daily values. Structure: "Date", "Symbol", "Open", "High", "Low", "Close", "Volume", "Adjusted", "Quant", "Value", "Amount", "Expenses", "Stocks", "Div", "DivReal", "DailyDiv", "DailyValue", "RelChangeP", "RelChangeUSD"
Dataframe. Deposits and withdrawals. Structure: "ID", "Date", "Cash"
Numeric. If you wish to algebraically sum a value to your cash balance