remove sudo from Travis config
remove sudo from Travis config

isohyt/gensim,bhargavvader/gensim,jaksmid/gensim,tzoiker/gensim,piskvorky/gensim,ziky90/gensim,bhargavvader/gensim,tzoiker/gensim,bhargavvader/gensim,dsquareindia/gensim,quole/gensim,markroxor/gensim,isohyt/gensim,macks22/gensim,laic/gensim,ELind77/gensim,zachmayer/gensim,summanlp/gensim,quole/gensim,manasRK/gensim,zachmayer/gensim,gojomo/gensim,loisaidasam/gensim,zachmayer/gensim,ziky90/gensim,RaRe-Technologies/gensim,Kreiswolke/gensim,pombredanne/gensim,ziky90/gensim,akutuzov/gensim,gojomo/gensim,loisaidasam/gensim,ELind77/gensim,akutuzov/gensim,Kreiswolke/gensim,loisaidasam/gensim,robotcator/gensim,mattilyra/gensim,davechallis/gensim,mattilyra/gensim,gojomo/gensim,RaRe-Technologies/gensim,pombredanne/gensim,laic/gensim,robotcator/gensim,isohyt/gensim,dsquareindia/gensim,markroxor/gensim,quole/gensim,macks22/gensim,olavurmortensen/gensim,robotcator/gensim,manasRK/gensim,Kreiswolke/gensim,mattilyra/gensim,davechallis/gensim,akutuzov/gensim,dsquareindia/gensim,piskvorky/gensim,ELind77/gensim,olavurmortensen/gensim,RaRe-Technologies/gensim,gojomo/gensim,jaksmid/gensim,pombredanne/gensim,markroxor/gensim,summanlp/gensim,tzoiker/gensim,macks22/gensim,olavurmortensen/gensim,jaksmid/gensim,davechallis/gensim,manasRK/gensim,summanlp/gensim,laic/gensim,piskvorky/gensim,RaRe-Technologies/gensim