Power Swap Wheel

[list] [*] added power swap wheel, similar to the item swap wheel, replacing the gravity toggle button [*] allowed powers to be bound to upgrades [*] added description to upgrades when hovering [*] added effect/power title to upgrade descriptions [*] added energize power upgrade [*] added time toggle power upgrade [*] added gravity toggle power upgrade [*] added visible sector divisions and instant chosen sector marker to selector wheels for improved sector selection responsiveness [*] improved wall climbing upgrade by converting to "sharp claws", additionally increasing melee and enemy grab damage by 1 [*] adjusted keymap names from tool/gravitytoggle -> item/power [/list]