Cleanup, removing underscore dep.
Static access wasn't working... we need a way to add a constant value to the class' prototype, but I don't know how.
Merge branch 'typed-doppio' of https://github.com/int3/doppio into typed-doppio

Conflicts:
	src/attributes.ts
	src/methods.ts
Merge branch 'typed-doppio' of https://github.com/int3/doppio into typed-doppio

Conflicts:
	src/methods.ts