Documenting node's getFurther* functions (#845)
Documenting node's getFurther* functions (#845)

I remembered coming across these functions and then didn't find them in the docs. So, here they are now!
isubastiCadmus/slate,ianstormtaylor/slate,ashutoshrishi/slate,6174/slate,ianstormtaylor/slate,AlbertHilb/slate