collection/refactor: add OrderedIncrementalList super; exportfile.
collection/new: List#put can put multiple elements at once.
varying/new: add #transform/#map for deriving a new mapped varying.

* monads!
templater/noop: add #flatMap alias, since that's what it is.
collection/noop: move around IndefiniteList result helpers.
model/new: allow model binding from constructor-run function.
collection/new: sketchy implementation of LazyList. needs work.