Dashboard: Add market info graph and Jaws performance stats

[luddelaarif]

• [ ] remove info boxes currently on the dashboard (wallet balance, latest orders, portfolio)
• [ ] add interactive graph with market info (index, specific tickers decided by Ludde (see some other task)), ability to change time-period etc
• [x] add Jaws performance stats (NAV, % profit/loss for a specific time period), only numbers no graph at this point (#237 )

Tickers to track and compare: SPDR S&P 500 ETF Trust (SPY) Russell 3000 (^RUA) - använd ticker VTHR NASDAQ 100 (^NDX) -> använd ticker QQQ NASDAQ Composite (^IXIC)