Removed platform-dependent regexp in Page#build_meta().
Removed platform-dependent regexp in Page#build_meta().

vaygr/wok,algor512/wok,edunham/wok,wummel/wok,chrplace/wok,algor512/wok,ngokevin/wok,edunham/wok,jneves/wok,matt-garman/wok,gchriz/wok,Avaren/wok,abbgrade/wok,jneves/wok,wummel/wok,mythmon/wok,mythmon/wok,jneves/wok,moreati/wok,moreati/wok,ngokevin/wok,Avaren/wok,vaygr/wok,edunham/wok,vaygr/wok,chrplace/wok,moreati/wok,algor512/wok,mythmon/wok,abbgrade/wok,Avaren/wok,gchriz/wok,chrplace/wok,gchriz/wok,matt-garman/wok,matt-garman/wok