simplify packet manager and dispatcher

zephcore/src/Dispatcher.cpp

@@ -303,11 +303,10 @@ void Dispatcher::checkRecv()
 		logRx(pkt, pkt->getRawLength(), score);
 		if (pkt->isRouteFlood()) {
 			n_recv_flood++;
-			processRecvPacket(pkt);
 		} else {
 			n_recv_direct++;
-			processRecvPacket(pkt);
 		}
+		processRecvPacket(pkt);
 	}
 }
 

zephcore/src/StaticPoolPacketManager.cpp

@@ -46,14 +46,7 @@ struct PacketQueue {
 		}
 		if (best_idx < 0) return nullptr;
 
-		Packet *top = _table[best_idx];
-		for (int i = best_idx; i < _num - 1; i++) {
-			_table[i] = _table[i + 1];
-			_pri_table[i] = _pri_table[i + 1];
-			_schedule_table[i] = _schedule_table[i + 1];
-		}
-		_num--;
-		return top;
+		return removeByIdx(best_idx);
 	}
 
 	Packet *removeByIdx(int i) {