Minimize stack trace output for the default HTTP error page.
Minimize stack trace output for the default HTTP error page.

Enables stack traces only in debug mode by default and does not output stack traces for HTTPServerStatus based exceptions.

See rejectedsoftware/webchat-tutorial#3.

etcimon/vibe.d,Geod24/vibe.d,gedaiu/vibe.d,chalucha/vibe.d,etcimon/vibe.d,rejectedsoftware/vibe.d,DBankov/vibe.d