message: Simplified flagging of shared entities (removed extra 'if's).
diff: @@ -216,8 +216,7 @@ void ParNCMesh::ElementSharesFace(int elem, int face)
  owner = std::min(owner, el_rank);
  char &flag = tmp_shared_flag[f_index];
  - if (el_rank == MyRank) { flag |= 0x1; }
  - if (el_rank != MyRank) { flag |= 0x2; }
  + flag |= (el_rank == MyRank) ? 0x1 : 0x2;
  entity_index_rank[2].Append(Connection(f_index, el_rank));
  }
  @@ -263,8 +262,7 @@ void ParNCMesh::ElementSharesEdge(int elem, int enode)
  owner = std::min(owner, el_rank);
  char &flag = tmp_shared_flag[e_index];
  - if (el_rank == MyRank) { flag |= 0x1; }
  - if (el_rank != MyRank) { flag |= 0x2; }
  + flag |= (el_rank == MyRank) ? 0x1 : 0x2;
  entity_index_rank[1].Append(Connection(e_index, el_rank));
  }
  