Implement NIC identification and remapping (#420)

* Add 1H16P GPU model

* Implement NIC identification and remapping

* Revert "Sort IB devices based on device name (#413)"

This reverts commit 2d0ed8dff6.

* Fix permute and check order

* Correction on IB speed reporting

* Revert "Allow user to link layer with RCCL_IB_HCA_SKIP_LINK_LAYER (#361)"

This reverts commit caf5c9992a.

src/graph/topo.h

@@ -84,6 +84,7 @@ struct ncclTopoLinkList {
 #define RCCL_TOPO_CR8G      1
 #define RCCL_TOPO_4P2H_ROME 2
 #define RCCL_TOPO_GDR_ALL   4
+#define RCCL_TOPO_16P1H     8
 
 struct ncclTopoNode {
   int type;