complete the changes and implement the ideas given in change 79977

* replace te numerous y/n questions by one 0-3/s selection
* output more verbose and meaningful informations
* cleaned up other messages to have a smooth (non repeating) output

Change-Id: Ieb5f9efbfa4ed82c92ca461a8fb85d463bd247fa
Merge "complete the changes and implement the ideas given in change 79977"