Updated the Dungeon Remastered pack to 1.1

Changelog Dungeon Remastered 1.1

• Added 8 new free assets (modular stair pieces, less steep stairs, ceiling)
• Added 25+ new EXTRA assets (tavern pieces, modular bar, bar furniture, beds, etc.)
• Added .fbx(unity) format. This is a regular .fbx but with scale and orientation specific for Unity.
• Fixed .gltf.glb naming
• Fixed .glb/gltf format and .obj absolute path problems.
• Split .glb into .gltf/.bin files for efficiency.