Build server with `-threaded` flag.
Build server with `-threaded` flag.

FranklinChen/blaze-markup,mikehat/blaze-all,dylex/blaze-markup,iblech/blaze-html,Soostone/blaze-markup-haste,Soostone/blaze-html-haste,jgm/blaze-html,iblech/blaze-html,Soostone/blaze-markup-haste,jgm/blaze-html,mikehat/blaze-all,FranklinChen/blaze-markup,mikehat/blaze-all,dylex/blaze-markup,jgm/blaze-html