Buffs Lings

Fixes #4547 
Lings now have 10 points with which to evolve powers, maximum genetic damage to use the mutation abilities increased, Resonant/Dissonant Shriek, Lesser Form, Digital Camo, Mimic Voice, Organic Shield, Anatomic Panacena, Spread Infestation, Blind Sting, and Hallucination Sting now all cost 1 point, and ability chemical costs were changed as follows:

* Anatomic Panacena now costs 20 chemicals to use
* Fleshmend now costs 25 chemicals to use
* Entering Regenerative Stasis now costs 15 chemicals
* Chitinous Armor now costs 20 chemicals to use
* Resonant Shriek now costs 20 chemicals to use
* Hallucination Sting now costs 10 chemicals to use
* Spread Infestation now costs 45 chemicals to use