Debugger: Show more information for raw pointers

Task-number: QTCREATORBUG-7550

Change-Id: Ic4bdf6cdb402aac4aa0245568a0d6f1eb7a9e259
Reviewed-by: Christian Stenger <christian.stenger@digia.com>
Qbs: Remove the unused QbsStep

This was made obsolete by the Qbs*Step classes a while ago.

Change-Id: I0605d1734c2bf01757bc5b70907e5118af214023
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>