Post Game Jam patch

Small update to fix some issues I didn't have time to fix for the Game Jam.

Gameplay changes:

• Expanded the left side of the map
• Many areas adjusted, resources and platforms
• New resource, 'Thread'
• New crafting items 'Gem Armor', 'Elven Bow' 
• Increased crafting request variety
• Base time per customer has been reduce by ~30%
• Resource minimum respawn time increased by 10 seconds

Quality of life changes:

• Added a mute button for music
• Added a description box for upgrades
• Upgrades should save even if you close the game

Bugfixes:

• player & items sometimes falling through ground
• anvil sometimes "stealing" your items crafting too fast
• various UI elements not updating correctly