react on Ctrl-C when checking directory timestamps

Task-number: QBS-317

Change-Id: Ie66f50d471ca02c24834cfaa83b32c625f663c44
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
QML/Declarative: Add qmlDebugging property

Use this property to enable the QT_(DECLARATIVE|QML)_DEBUG define

Change-Id: I070f306f08c55129fccc89f5afadb2037af06dab
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>
fix Qt framework names

Qt frameworks don't have a _debug suffix. The binary in the framework
has it.

Change-Id: I634513a956b56e89dfc7fb832bde82e9b2a1e733
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>