Improve time chart

[sagivf]

The graph doesn't really look real time and runs to fast.

Consider using:

• https://medium.com/@oxygenna/real-time-cryptocurrency-visualisations-using-react-websockets-and-chartjs-e4a76132a862 OR
• https://github.com/emilmork/react-rt-chart OR
• https://apexcharts.com/javascript-chart-demos/area-charts/datetime-x-axis/