v1.0.7 - 1.17 update part 3

Added :

• Missing specular data :
  Boats, stone hoe

Changed :

• End crystal
• Shulker boxes specular
• Misc weird normals :
  Cauldron, hopper, boat
• Misc weird speculars :
  Redstone dust

Removed :

• Unused "ruby" texture

Fixed :

• Numerous missing or incorrect f0 values
• Some normals (quartz block, colored glass panes)
• Incorrect names :
  Boat normals, end crystal
• Removed unused or useless alpha channels