Open Shortest Path First (OSPF) spring and database commands

We have enhanced the show ospf spring and show ospf database commands to display the following additional segment-routing information: 

• show ospf spring sid-database-Displays the segment identifier (SID) database with prefix and index of native segment routing nodes. 
• show ospf spring prefix-sid-map-Displays segment routing mapping server (SRMS) advertisements. 
• show ospf database opaque-area ext-link link-addr link-address -Displays the specific extended-link link-state advertisements (LSAs) based on the link-address. 
• show ospf database opaque-area ext-prefix prefix prefix/len -Displays the specific extended-prefix linkstate advertisement based on the prefix.