+ Fix a bug with Rust Virus entities trying to attack eachother

+ All constraints are non-rigid now
+ All visible constraints have material changed and color

Small miscellaneous changes.

+ Make NPC's with guns feel hatred towards Rust Virus, NPC's without guns feel fear against Rust Virus.

Small fixes and slight performance gains.

+ Fix problem in config

+ Add ability to disable the pain sounds the addon places by default.

+ Rust Virus entities can now we be killed.
+ Go ham with vFire flamethrower.
+ Lots of other stuff and small fixes for this update.
+ By default isn't enabled you have to enable the killability of the entity.
+ More sliders and configuration options incase you want to tinker and modify.

Major revamp in terms of attaching to walls (visual) soon. Busy working on another addon.

+ Prop stuff will come next update.

+ Fix Rust Virus entities from freezing when their target is cleaned up.
+ Add new slider to control how aggressive can a rust virus entity be (latch onto players).

+ Optimization.
+ Ragdoll Grab Probability Slider.
+ Ragdoll Grab Distance Slider.
+ Applied minor fixes to improve stability and functionality.