v4.31.0

Warning

• Remove Shadowsosks OTA
• Compiling v2ray-core requires Go 1.15+

Fixes

• Fix Trojan inbound access log

Features

• VLESS PREVIEW 2.4
• Add XTLS Direct Mode
  https://www.v2fly.org/config/protocols/vless.html#xtls-%E9%BB%91%E7%A7%91%E6%8A%80
• Add XTLS support to mKCP
• Add full VLESS fallbacks support to Trojan
• Add padding to abstract UNIX domain socket in fallbacks
• Allow startup when VLESS inbound clients is zero
• Update to IETF QUIC draft-29

Refactor

• VLESS fallbacks & XTLS other improvements
• Stats: Implements blocking/non-blocking messaging of Channel. @Vigilans

Chores

• Refine Azure Pipelines & Bazel: remove unnecessary steps. @Loyalsoldier
• Refine code *26. @Loyalsoldier

Build and compiling

• Compiler uses gccgo, remove flags gcflags and asmflags
• Make builds reproducible

Notice

Project gets rid of GOPATH mode entirely from now on. Use Git and go mod command as your first choice while development.
For more information, visit:

• https://www.v2fly.org/developer/intro/compile.html
• https://www.v2fly.org/developer/intro/guide.html