remove sudo for travis build
remove sudo for travis build

lunixbochs/glshim,lunixbochs/glshim,lunixbochs/glshim,seandepagnier/glshim,seandepagnier/glshim,RobertoMalatesta/glshim,RobertoMalatesta/glshim,RobertoMalatesta/glshim,RobertoMalatesta/glshim,lunixbochs/glshim,seandepagnier/glshim,seandepagnier/glshim