Fix tox config.
Fix tox config.

danieldc/httpie,Bogon/httpie,jakubroztocil/httpie,kevinlondon/httpie,bgarrels/httpie,kevinlondon/httpie,GrimDerp/httpie,avtoritet/httpie,paran0ids0ul/httpie,rusheel/httpie,zerin108/httpie,vietlq/httpie,jakubroztocil/httpie,guiquanz/httpie,rusheel/httpie,gnagel/httpie,zerodark/httpie,jakubroztocil/httpie,hoatle/httpie,aredo/httpie,rgordeev/httpie,marklap/httpie,guiquanz/httpie,jkbrzt/httpie,danieldc/httpie,vietlq/httpie,zerin108/httpie,avtoritet/httpie,chaos33/httpie,paran0ids0ul/httpie,HackerTool/httpie,codingjoe/httpie,tylertebbs20/Practice-httpie,jcrumb/httpie,fritaly/httpie,a-x-/httpie,lk1ngaa7/httpie,Batterfii/httpie,fritaly/httpie,JPWKU/httpie,normabuttz/httpie,rgordeev/httpie,bitcoinfees/two1-httpie,saisai/httpie,alexeikabak/httpie,lk1ngaa7/httpie,ardydedase/httpie,marklap/httpie,mblayman/httpie,PKRoma/httpie,HackerTool/httpie,Batterfii/httpie,zerodark/httpie,alfcrisci/httpie,alex-bretet/httpie,keita1314/httpie,jkbrzt/httpie,kaushik94/httpie,konopski/httpie,rschmidtz/httpie,gnagel/httpie,codingjoe/httpie,sofianhw/httpie,bright-sparks/httpie,MiteshShah/httpie,whitefoxx/httpie,konopski/httpie,Bogon/httpie,PKRoma/httpie,normabuttz/httpie,fontenele/httpie,meigrafd/httpie,bitcoinfees/two1-httpie,whitefoxx/httpie,tylertebbs20/Practice-httpie,jkbrzt/httpie,mblayman/httpie,bgarrels/httpie,alfcrisci/httpie,rschmidtz/httpie,meigrafd/httpie,insionng/httpie,alex-bretet/httpie,ardydedase/httpie,bright-sparks/httpie,fontenele/httpie,hoatle/httpie,JPWKU/httpie,lingtalfi/httpie,a-x-/httpie,saisai/httpie,wandec/first,insionng/httpie,sofianhw/httpie,jcrumb/httpie,aredo/httpie,alexeikabak/httpie,GrimDerp/httpie,MiteshShah/httpie,keita1314/httpie,lingtalfi/httpie