Qt4Project: Don't update runconfigurations for all targets

Change-Id: I383d0c5b7f01bf00be3249dc2721e69ed27dc148
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
Qt4Project: Use exact parse to decide which runconfigurations to create

Task-number: QTCREATORBUG-9549

Change-Id: Ib504073a3dfbdf8a66429b3fb6a8930d2284f76a
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>