pioneerspacesim/pioneer — pull request #2892 by lwho (2014-04-27 10:09:24+00:00)
Title: Galaxy [3/4]: CustomSystemDatabase as part of Galaxy

** Depends on #2890 and #2891, will be rebased and merged afterwards **

And the third part of the Galaxy series:
- Separates static ```CustomSystem``` stuff into ```CustomSystemsDatabase``` class and puts it into ```Galaxy```.