jacomyal/sigma.js — pull request #108 by mattcg (2013-06-08 01:13:56+00:00)
Title: Fix node not being removed from index by dropNode

If you call `sigma.pushGraph` with the `safe` parameter set to `true` and a node removed by a previous call to `sigma.dropNode`, the node wouldn't be added because it's never removed from the index by `dropNode`.