cemerick/pomegranate — pull request #22 by xeqi (2012-04-04 00:36:52+00:00)
Title: Allow depedency-hierarchy to match snapshots and version ranges

dependency-hierarchy would not return all the dependencies when
passing it the same specs used to resolve-depenedncies if there
was a snapshot or version range.
Add a subspec? method to do comparisions instead of =.