Minor Content Patch V.520

This content patch focuses on treasures and includes:
-6 new treasures
>Cauldon
>Silver tongue
>Fumigation flask
>Human insignia
>Elf insignia
>Dwarf insignia
-A new treasure display system; treasures that target cards will now place a small symbol of the targeting treasure on that card
-UI tweaks to the treasure selection room + explicit treasure limit for endless mode
-Golden gear is now "uncommon" instead of "rare"
-Added a sound when hovering over cards
-Added a spacebar toggle to the shop lock screen option