BorisKozo/extensibility.js — pull request #1 by BorisKozo (2014-12-20 21:17:42+00:00)
Title: Topological order

The idea is to sort addins in a topological order. Each addin can define one of five things for _order_:
* `>X` - I must be immediately after the addin with id X

* `>>X` - I must be somewhere after the addin with id X (but not necessarily immediately)

* `