Fix refine_by_error_fraction for parallel use; exit with errors when trying to use not-yet-fixed methods on parallel meshes.
Fix refine_by_error_fraction for parallel use; exit with errors when
trying to use not-yet-fixed methods on parallel meshes.



git-svn-id: ffc1bc5b3feaf8644044862cc38c386ade156493@2806 434f946d-2f3d-0410-ba4c-cb9f52fb0dbf

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