1. Encrypted tunnel tests
2. New streaming RTT/RTO/Window calculation algorithms
3. Publish medium congestion indication
4. Changed upstream SOCKS proxy from SOCKS4 to SOCKS5
5. New implementation of SSU2 retransmission, send buffer, window, congestion control, timeouts
6. Transit tunnels limit more than 64K. Default value to 10K
7. Fixed lookup of encrypted LeaseSet
8. Report error if client is trying to connect to itself in SAM
9. Fixed crash when packet comes to terminated stream
10. Tunnel status "declined" in web console
11. SAM error reply "Incompatible crypto" if remote destination has incompatible crypto
12. Fixed outbound tunnel build failure if it's endpoint is the same as reply tunnel gateway
13. Reduce unreachable router ban interval to 8 minutes
14. Send lookup reply directly to reply tunnel gateway if possible
15. Fixed I2PControl RouterManager returns invalid JSON when unknown params are passed
16. Correct implementation of "reservedrange" config param
17. Less false positive cases for tunnel tests
18. Check ipv4/ipv6 compatibility for peer tests
19. Allow SSU2 even if port binding fails
20. Support local domain sockets for SOCKS proxy upstream