Make neighbor setting in 1D reliable
Make neighbor setting in 1D reliable



git-svn-id: ffc1bc5b3feaf8644044862cc38c386ade156493@2301 434f946d-2f3d-0410-ba4c-cb9f52fb0dbf

certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh