Silent Sting (Tranqs)

## Fixed
* Rebalanced resource scaling from creature kills
  *  Increased minimum resource yields
  *  Feathers and Bones now scale with both Level and Health for higher output
  *  Venom now scales with Level only, with reduced output
* Basilisk removed form venom give list due to issues
* Added Tier 5 Venom (Distilled Venom) to the following
    *  Scorpion
    *  Titanoboa
    *  Poison Wyvern