Fix fish version in travis-ci
Fix fish version in travis-ci

nvbn/thefuck,vanita5/thefuck,levythu/thefuck,thinkerchan/thefuck,mlk/thefuck,scorphus/thefuck,nvbn/thefuck,zhangzhishan/thefuck,SimenB/thefuck,BertieJim/thefuck,MJerty/thefuck,BertieJim/thefuck,beni55/thefuck,hxddh/thefuck,qingying5810/thefuck,princeofdarkness76/thefuck,barneyElDinosaurio/thefuck,LawrenceHan/thefuck,Clpsplug/thefuck,princeofdarkness76/thefuck,thinkerchan/thefuck,redreamality/thefuck,mcarton/thefuck,Aeron/thefuck,roth1002/thefuck,manashmndl/thefuck,gogobebe2/thefuck,Clpsplug/thefuck,AntonChankin/thefuck,beni55/thefuck,AntonChankin/thefuck,lawrencebenson/thefuck,mcarton/thefuck,bigplus/thefuck,ostree/thefuck,vanita5/thefuck,redreamality/thefuck,PLNech/thefuck,thesoulkiller/thefuck,SimenB/thefuck,PLNech/thefuck,NguyenHoaiNam/thefuck,artiya4u/thefuck,barneyElDinosaurio/thefuck,bugaevc/thefuck,LawrenceHan/thefuck,mlk/thefuck,lawrencebenson/thefuck,scorphus/thefuck,mbbill/thefuck,subajat1/thefuck,hxddh/thefuck,subajat1/thefuck,MJerty/thefuck,ostree/thefuck,bigplus/thefuck,thesoulkiller/thefuck,manashmndl/thefuck,roth1002/thefuck,sekaiamber/thefuck,levythu/thefuck