Refactor `hvStat.gadget.proficiencyPopupIcon`
Remove some unnecessary comments
Revive the option "Hide HentaiVerse logo"
Avoid errors from inaccurate data of equipment drops
Refactor `hvStat.noncombat.inventory.equipment`
Refactor `hv`
Refactor `hvStat.gadget`
Refactor `hvStat.startup`
Optimize the accesses to the DOM