better examples for add and append in Mojo::Headers
better examples for add and append in Mojo::Headers

dotandimet/mojo,lindleyw/mojo,scottw/mojo,marcusramberg/mojo,polettix/mojo,vlet/mojo,andrewsolomon/mojo,kberov/mojo,zoffixznet/mojo,dolmen/p5-Mojolicious,andrewsolomon/mojo,jenalgit/mojo,s1037989/mojo,CandyAngel/mojo,kak-tus/mojo,zoffixznet/mojo,jenalgit/mojo,kiwiroy/mojo,s1037989/mojo,augensalat/mojo,melezhik/mojo,melezhik/mojo,kraih/mojo,jamadam/mojo,chenri/mojo,vlet/mojo,Grinnz/mojo