Dashboard update
- Added efficiency. Hashrate per watt on rig and GPU charts
- Added next/prev rig data prefetching which will make super fast to go through all rigs using next button in rig details view
- Upgraded dashboard engine to React 18
- Fixed shellinabox blank page
- Fixed dropdown list scrolling
- Added ASIC bitcoin calculator on main website as we are preparing ASIC Antminer and Whatsminer support
- Multiple other fixes and improvements