Optimization and minor update — Arrow a Row Steam update #907296

Added stats panel on the pause menu in game Made player's health show on the top layer so that it is no longer blocked The health is now shown with "k","m","b" once it exceeds 1000. (1.5k, 2.6m etc) Swords performance optimization Swords audio optimization Fixed the bug that swords in cooldown still dealt damage when player hits enemy Fixed the error of blue bow mesh display Added fixed camera option in the settings Fixed the wrong description for level 4 blue sword，Sword Speed+5 -> Sword Speed+0.5 （doesn't affect the actual speed increase, just fixing display error） Fixed some other bugs