HPI-Information-Systems/Metanome — pull request #164 by Jens-Hildebrandt (2014-07-11 12:53:04+00:00)
Title: fixed a bug in Sub/SuperSetGraph

Fixed a bug in the getExistingSubsets/Supersets and containsSubset/Superset methods that occurs when the graph is empty. I also added 4 testcases that triggers the bug in each method.

Merging this fork into the master will resolve issue #163.