libMesh/libmesh — pull request #314 by dknez (2014-08-12 14:54:51+00:00)
Title: Updated SerialMesh::stitching_helper to enable stitching on node and edge boundary IDs

This allows us to stitch meshes like in the screenshot.

![node_and_edge_stitching](https://cloud.githubusercontent.com/assets/3017801/3892216/8fbe5bbe-2230-11e4-96fc-6cc8981571c6.png)