update langref
update langref

&&= and ||= are gone

raulgrell/zig,raulgrell/zig,raulgrell/zig,andrewrk/zig,raulgrell/zig,Dimenus/zig,Dimenus/zig,raulgrell/zig,Dimenus/zig,zig-lang/zig,zig-lang/zig,andrewrk/zig,zig-lang/zig