[travis] - fix:  automate user interaction
[travis] - fix:  automate user interaction

on scaffold - mean init now requires another key-press
SibuStephen/mean-cli,linnovate/mean-cli,Jeff-Lewis/mean-cli,Jeff-Lewis/mean-cli,linnovate/mean-cli,SibuStephen/mean-cli,SibuStephen/mean-cli,linnovate/mean-cli,Jeff-Lewis/mean-cli