Bug fixes
- limits: Fix "rate" directive parser handling for 2 arguments
- endpoint/smtp: Fix panic if connection is closed in the middle of receiving body
- endpoint/smtp: Fix limit leak in case of aborted transaction
Documentation improvements
- Change github to github.com in 0.3 migration guide (#237)
- Mention per-source domain limiting option
Misc
- build.sh: Switch to X.Y-fixes branch if it exists