Cloth, Rugs, Advancements and stuff

[Shnupbups]

• renamed Old Bandage to Old Cloth
• Old Cloth can be used to craft White Cloth blocks, which can be dyed into any other colour
• Cloth blocks can be used in place of Wool to craft things like Beds and Banners
• Rugs also exist, which are just Carpets made of Cloth

horrible Cloth block textures made by yours truly

EDIT: further changes are listed below

[Shnupbups]

Changes in latest commit:

• Added Advancements to guide the player into The Hallow
• Fixed teleportation to The Hallow not always putting the Player in a safe position
• Furnaces can now be crafted with Tainted Cobblestone
• The 2 Hallow Charm recipes are now grouped together
• Fixed the Hallowed Gate validity check not checking the full ring
• Fixed the 'gate incomplete' message having the wrong translation key
• Changed the 'gate incomplete' message to show in the Action Bar
• Added a message for attempting to use the Hallowed Gate outside the Overworld
• Added 'grey' spelling for Cloth and Rugs to Englishes other than US

Earlier commits also fixed some problems with the Hallowed Gate and Pumpkin Pie models