Unused functions in app.go and utils.go

[surajnarwade]

functions askForConfirmation in app.go, TransformData and RandStringBytes in utils.go are not called anywhere in kompose, shall we remove them or they are there for any purpose ?

[surajssd]

@surajnarwade yes if that is the case we remove it, do you wanna give it a stab?

[surajnarwade]

@surajssd yeah