New Features Highlight:

- PIM candidate BSR/RP [#16438]
- Static IGMP join without an IGMP report [1#6450]
- PIM AutoRP discovery/announcements [#16634]
- IGMP proxy [#16861]
- SRv6 SID Manager [#15604]
- Add `bgp ipv6-auto-ra` command [#16354]
- Implement `neighbor x remote-as auto` for BGP [#16345]
- Implement `bgp dual-as` for BGP [#16816]
- Implement BGP-wide configuration for graceful restart [#16099]
- Handle kernel routes appropriately (should fix recent NOPREFIXROUTE issue) [#16300]
- Add `cisco-authentication` password support for NHRP [#16172]

Signed-off-by: Jafar Al-Gharaibeh <jafar@atcorp.com>