SOCKS5 throughput
- ImprovedSOCKS5 gateways rewritten to reuse upstream connections; median connect time on mobile proxies down by roughly a third.
- ImprovedSOCKS5 now resolves hostnames on the exit side by default, so DNS queries leave from the proxy's network.
- FixedLong-lived SOCKS5 connections were closed after 10 minutes of inactivity instead of 30.