Fall back on returning DistributedVector if PETSc and LASPack aren't enabled, don't just error()
Fall back on returning DistributedVector if PETSc and LASPack aren't
enabled, don't just error()



git-svn-id: ffc1bc5b3feaf8644044862cc38c386ade156493@2370 434f946d-2f3d-0410-ba4c-cb9f52fb0dbf

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