Clarify comment on space needed for escaped utf8
Clarify comment on space needed for escaped utf8

willscott/zmap,shakenetwork/zmap,zmap/zmap,shakenetwork/zmap,willscott/zmap,willscott/zmap,zmap/zmap,willscott/zmap,zmap/zmap,shakenetwork/zmap,willscott/zmap,shakenetwork/zmap,shakenetwork/zmap