added prompt for database if MVC is selected
added prompt for database if MVC is selected

VictorParraCant/generator-express,madtec-dev/generator-madtec,VictorParraCant/generator-express,markogresak/generator-express,id0Sch/generator-express-angular-is,bernardhamann/generator-yebobase,SteveCastle/generator-express,madtec-dev/generator-madtec,jsdevel/generator-express-swagger,markogresak/generator-express,Atrox/generator-express,petecoop/generator-express,SteveCastle/generator-express,bernardhamann/generator-yebobase,f3rnando/generator-express,Atrox/generator-express,f3rnando/generator-express