Artefact2/osmium — pull request #24 by jboning (2014-03-06 10:40:05+00:00)
Title: Prerequisite refactoring

Also fixes "required by" lies (for example with Afterburner III and a
fit containing a T2 AB, the mastery section says "Required by 10MN
Afterburner II, High Speed Maneuvering").