Fix output range/stream based readLine overloads.
Fix output range/stream based readLine overloads.

machindertechnologies/vibe.d,rejectedsoftware/vibe.d,chalucha/vibe.d,Geod24/vibe.d,gedaiu/vibe.d,DBankov/vibe.d,AndreyMZ/vibe.d,etcimon/vibe.d,Mihail-K/vibe.d,schuetzm/vibe.d,etcimon/vibe.d