Reference Facepunch.ActionJigs
Serializing / deserializing action jig delegates
Fixed System.String not being whitelisted
Simple action jig serialization test
Refactor simple actionjig test
Replace References with AssemblyReferences in CompilerSettings
Also make DistinctAssemblyReferences do the filtering that literally every
user of that property was doing.
Allow CanEdit("action"), expose NodeLibrary to tools packages
WIP delegate upgrader for action jigs
ActionProperty, skeleton of an action jig editor
WIP Some NodeGraph abstraction
Fleshing out action graph editing