Patch 1.4 - challenge/visual tweaks — Hyperhell Steam update #254659

-Changed default order of some uncompleted challenges to hopefully make them easier to complete for newer players (biggest change: moved 'reach reagan' challenge from the first challenge to like, mid tier) -Made the butterfly knife an unlockable weapon instead of being available by default. It is now the first reward you receive for completing any challenge. -Added two new blue tier guns: the "Cube Gun" and "Pellet LMG" -Added three new challenges: finish mall 5 times, finish 30 levels across all runs, and kill 2000 enemies across all runs. -Tweaked some visuals hue/saturation to hopefully make it more clear what's a wall vs floor -Redid visuals on character select menu to be less eyestrain-ey -Slightly lowered Reagan's health (85 -> 75) -Changed overall sound volume to be a little bit quieter I'll be releasing another small patch right around when the game releases to add all beta teste...