Quick fix to accurately display entity counts for visited sectors
Updated readme to rewrite the introduction and move the Discord link closer to the top
Added credits display to trade screen
Fixed bug in inventory screen where a failed drag from a cargo bay would make the item disappear until a refresh is triggered
Changed behavior of Escape key to exit menu if a menu is open
Fixed zone map gravity isolines to correctly track maximum gravity depth
Refactored orbit and planet data to replace reactive variables with regular ones
