Add more info to save pair and delete pair; Helper message part 3

![screen shot 2014-10-07 at 1 13 44 pm](https://cloud.githubusercontent.com/assets/5728307/4549501/95982eb6-4e5e-11e4-8c15-24d4e6fd0335.png)

https://github.com/stellar/stellar-client/issues/953 part 3