[NEW FEATURES]
- Support psgix.cleanup handlers in Apache2 (avar)
- Added REMOTE_PORT environment variable to HTTP::Server::PSGI (dex4er)
[IMPROVEMENTS]
- Documentation fix for multiple cookie values (miyagawa)
- Delete MOD_PERL environment variable for better compatibilities (avar)
- Split out Plack::TempBuffer as a standalone Stream::Buffered module (doy)
- Bump Test::TCP dep