Balazs Dezso <deba@inf.elte.hu> [Sun, 21 Dec 2008 00:13:02 +0100] rev 457
Bug fix in heap unionfind (ticket #197)
The minimum item in the unionfind tree might become inconsistent when
the split operation merges two subtrees which have equal keys. The
current changeset fix the problem. It also fix a wrong index.
Alpar Juttner <alpar@cs.elte.hu> [Fri, 12 Dec 2008 22:16:17 +0000] rev 456
Merge