start refactoring action popups
separate highlighter class
fix rounding error in employee skills
lots of react ui stuff
make action info popup use correct functions
add blinking on buy cell
Make multiple blinkers work properly
separate blinker class
add separate function for making employee action popups
add popups for recruiting employees
finish recruiting popups
add skill training for recruitment
change initial amount of employees
add info window and popup positioning
pausing & some other stuff
small change to initial recruitment
add mouseupoutside events
update about
add saving for players, fix rendering and saving a bit
add keyboard input, tweak speed control a bit